Practice questions available in **McGraw Hill Math Grade 6 Answer Key PDF Unit Test Lessons 1–5** will engage students and is a great way of informal assessment.

## McGraw-Hill Math Grade 6 Unit Test Lessons 1–5 Answer Key

**Add or subtract.**

Question 1.

Answer:

Explanation:

Perform addition operation on above two given numbers. Add 447 with 58 the sum is equal to 505.

Question 2.

Answer:

Explanation:

Perform addition operation on above two given numbers. Add 4339 with 567 the sum is equal to 4,906.

Question 3.

Answer:

Explanation:

Perform addition operation on above two given numbers. Add 739 with 473 the sum is equal to 1,212.

Question 4.

Answer:

Explanation:

Perform addition operation on above two given numbers. Add 639,089 with 13,487 the sum is equal to 652,576.

Question 5.

Answer:

Explanation:

Perform subtraction operation on above two given numbers. Subtract 49 from 887 the difference is equal to 838.

Question 6.

Answer:

Explanation:

Perform subtraction operation on above two given numbers. Subtract 249 from 1,468 the difference is equal to 1,219.

Question 7.

Answer:

Explanation:

Perform subtraction operation on above two given numbers. Subtract 144 from 6,539 the difference is equal to 6,395.

Question 8.

Answer:

Explanation:

Perform subtraction operation on above two given numbers. Subtract 993 from 5882 the difference is equal to 4,889.

Question 9.

Answer:

Explanation:

Perform subtraction operation on above two given numbers. Subtract 564 from 943 the difference is equal to 379.

Question 10.

Answer:

Explanation:

Perform addition operation on above two given numbers. Add 6,234 with 14,788 the sum is equal to 21,022.

Question 11.

Answer:

Explanation:

Perform addition operation on above two given numbers. Add 24,573 with 29,358 the sum is equal to 53,931.

Question 12.

Answer:

Explanation:

Perform addition operation on above two given numbers. Add 57,722 with 8,989 the sum is equal to 66,711.

Question 13.

Answer:

Explanation:

Perform addition operation on above two given numbers. Add 80,453 with 70,809 the sum is equal to 151,262.

Question 14.

Answer:

Explanation:

Perform addition operation on above three given numbers. Add 12,661 with 44,867 and 9,059 the sum is equal to 66,587.

Question 15.

Answer:

Explanation:

Perform addition operation on above three given numbers. Add 79,255 with 5,828 and 4,770 the sum is equal to 89,853.

Question 16.

Answer:

Explanation:

Perform subtraction operation on above two given numbers. Subtract 376 from 1,765 the difference is equal to 1,389.

Question 17.

Answer:

Explanation:

Perform subtraction operation on above two given numbers. Subtract 18,472 from 28,735,350 the difference is equal to 28,716,878.

Question 18.

Answer:

Explanation:

Perform subtraction operation on above two given numbers. Subtract 11,192 from 22,908 the difference is equal to 11,716.

Question 19.

Answer:

Explanation:

Perform subtraction operation on above two given numbers. Subtract 55,690 from 93,556 the difference is equal to 37,866.

Question 20.

Answer:

Explanation:

Perform subtraction operation on above two given numbers. Subtract 11,188 from 18,172 the difference is equal to 6,984.

**Multiply or divide.**

Question 21.

Answer:

Explanation:

Perform multiplication operation on above two numbers. Multiply 68 with 9 the product is equal to 612.

Question 22.

Answer:

Explanation:

Perform multiplication operation on above two numbers. Multiply 253 with 4 the product is equal to 1,012.

Question 23.

Answer:

Explanation:

Perform multiplication operation on above two numbers. Multiply 645 with 6 the product is equal to 3,870.

Question 24.

Answer:

Explanation:

Perform multiplication operation on above two numbers. Multiply 865 with 7 the product is equal to 6,055.

Question 25.

Answer:

Explanation:

Perform division operation on above two numbers. Here dividend is 78 and divisor is 9. Divide 78 by 9 the quotient is equal to 8 and remainder is 6.

Question 26.

Answer:

Explanation:

Perform division operation on above two numbers. Here dividend is 85 and divisor is 6. Divide 85 by 6 the quotient is equal to 14 and remainder is 1.

Question 27.

Answer:

Explanation:

Perform division operation on above two numbers. Here dividend is 798 and divisor is 63. Divide 798 by 63 the quotient is equal to 12 and remainder is 42.

Question 28.

Answer:

Explanation:

Perform division operation on above two numbers. Here dividend is 651 and divisor is 26. Divide 651 by 26 the quotient is equal to 25 and remainder is 1.

Question 29.

Answer:

Explanation:

Perform division operation on above two numbers. Here dividend is 348 and divisor is 81. Divide 348 by 81 the quotient is equal to 4 and remainder is 24.

Question 30.

Answer:

Explanation:

Perform multiplication operation on above two numbers. Multiply 618 with 94 the product is equal to 58,092.

Question 31.

Answer:

Explanation:

Perform multiplication operation on above two numbers. Multiply 459 with 82 the product is equal to 37,638.

Question 32.

Answer:

Explanation:

Perform multiplication operation on above two numbers. Multiply 7,604 with 35 the product is equal to 266,140.

Question 33.

Answer:

Explanation:

Perform multiplication operation on above two numbers. Multiply 97,253 with 684 the product is equal to 66,521,052.

Question 34.

Answer:

Explanation:

Perform multiplication operation on above two numbers. Multiply 3,845 with 566 the product is equal to 2,176,270.

Question 35.

Answer:

Explanation:

Perform multiplication operation on above two numbers. Multiply 78,865 with 877 the product is equal to 69,164,605.

Question 36.

Answer:

Explanation:

Perform division operation on above two numbers. Here dividend is 588 and divisor is 28. Divide 588 by 28 the quotient is equal to 21 and remainder is 0.

Question 37.

Answer:

Explanation:

Perform division operation on above two numbers. Here dividend is 773 and divisor is 17. Divide 773 by 17 the quotient is equal to 45 and remainder is 8.

Question 38.

Answer:

Explanation:

Perform division operation on above two numbers. Here dividend is 285 and divisor is 46. Divide 285 by 46 the quotient is equal to 6 and remainder is 9.

Question 39.

Answer:

Explanation:

Perform division operation on above two numbers. Here dividend is 798 and divisor is 63. Divide 798 by 63 the quotient is equal to 12 and remainder is 42.

Question 40.

Answer:

Explanation:

Perform division operation on above two numbers. Here dividend is 43456 and divisor is 36. Divide 43456 by 36 the quotient is equal to 1207 and remainder is 4.

**Solve the equation and indicate the point on the number line that corresponds with the answer.**

Question 41.

—8 + 10 — 5 _________

Answer:

= – 8 + 10 – 5

= -13 + 10

= **-3**

Explanation:

After solving the given equation the result is – 3 which indicates the **point A** on the above given number line.

Question 42.

—10 + 5 + 4 _________

Answer:

= -10 + 5 + 4

= -10 + 9

= **-1**

Explanation:

After solving the given equation the result is -1 which indicates the **point D** on the above given number line.

Question 43.

—8 + (—5) + 8 __________________

Answer:

= -8 + (-5) + 8

= -13 + 8

= **-5**

Explanation:

After solving the given equation the result is – 5 which indicates the **point B** on the above given number line.

Question 44.

7 — 5 + (—10) _____

Answer:

= 7 – 5 + (-10)

= 7 – 15

= **– 8**

Explanation:

After solving the given equation the result is – 8 which indicates the **point C** on the above given number line.

**Absolute value**

Question 45.

|—17.34| = _______

Answer:

|—17.34| = **17.34**

The absolute value of |—17.34| is 17.34.

Question 46.

|2^{2}| = ________

Answer:

|2^{2}| = |4| = **4**

The absolute value of |2^{2}| is 4.

Question 47.

Which is greater: |7| or |8|? _____

Answer:

The absolute value of |7| is 7.

The absolute value of |8| is 8.

So, **|8|** is greater than |7|.

Question 48.

Which is greater: |7| or |-8|? ______

Answer:

The absolute value of |7| is 7.

The absolute value of |-8| is 8.

So, **|-8|** is greater than |7|.

Question 49.

Principal Haines is planning for the school’s upcoming academic year. There are 335 students in Grade 6, 407 in Grade 7, and 298 in Grade 8. How many students are in Principal Haines’s middle school?

Answer:

In Grade 6 there are 335 students.

In Grade 7 there are 407 students.

In Grade 8 there are 298 students.

335 + 407 + 298 = **1,040 students**

There are 1,040 students in Principal Haines’s middle school.

Question 50.

If Principal Haines wanted to lower the class size to 23 students in each class, how many classes will she have in Grade 6? _________________

Grade 7? _________________ Grade 8? _________________

(Count the remainder as another class.)

Answer:

Principal Haines wanted to lower the class size to 23 students in each class.

For grade 6:

Total number of students in Grade 6 is 335 students.

Divide 335 by 23 the quotient is equal to **14** and remainder is 13. Here remainder is counted as another class.

14 + 1 = 15 classes

She have **15 classes** in Grade 6.

For grade 7:

Total number of students in Grade 7 is 407 students.

Divide 407 by 23 the quotient is equal to **17** and remainder is 16. Here remainder is counted as another class.

17 + 1 = 18 classes

She have **18 classes** in Grade 7.

For grade 8:

Total number of students in Grade 8 is 298 students.

Divide 298 by 23 the quotient is equal to **12** and remainder is 22. Here remainder is counted as another class.

12 + 1 = 13 classes

She have **13 classes** in Grade 8.

Question 51.

Last year Todd had 435 stamps in his stamp collection. This year Todd added 76 more. How many stamps does he have in his collection now?

Answer:

Last year Todd had 435 stamps in his stamp collection.

This year Todd added 76 more stamps to his collection.

Add 435 stamps with 76 stamps the sum is equal to 511 stamps.

435 + 76 = **511 stamps**

Now, Todd have 511 stamps in his collection.

Question 52.

Eurydice’s favorite book has 47 chapters. Each chapter averages 17 pages in length. About how many pages are in the book? ________

How many pages exactly? _______

Answer:

Eurydice’s favorite book has 47 chapters. Each chapter averages 17 pages in length.

There are about **1,000 pages** in the book.

Multiply 47 with 17 the product is equal to 799.

47 x 17 = **799 pages**

There are exactly 799 pages in the book.

Question 53.

At 1,622 feet in length, the Commodore John Barry Bridge in Philadelphia is one of the longest cantilevered bridges in the world. What is the length of the bridge written in word form?

Answer:

Length of the bridge is 1,622 feet.

The length of the bridge written in word form as **one thousand, six hundred and twenty two**.

Question 54.

Matthew owes his mother $7.00. He borrows another $2.00 from her, then earns $12.00 for baby’s thing. After he pays his mother back everything he owes her, how much does he have left?

Answer:

Matthew owes his mother $7.00. He borrows another $2.00 from her.

$7 .00 + $ 2.00 = $9.00

Total money he owes form his mother is** $9.00**.

He earns $12.00 for baby’s thing.

$12.00 – $9.00 =** $3.00**

Matthew left with **$3.00** after he pay his mother everything back he owes from her.

Question 55.

During the latest census, in 2000, the estimated population of the United States was two hundred seventy-four million, nine hundred forty-three thousand, four hundred ninety-six. What is the standard

form of that number?

_________________________

The results of the 2010 Census are expected to show an increase of 30,500,950 in the population estimate. What is the new estimated population of the United States written in standard form?

_________________________

In expanded form?

_________________________

Answer:

In 2000, the estimated population of the United States was two hundred seventy-four million, nine hundred forty-three thousand, four hundred ninety-six. The standard form of that number is **274,943,496**.

The results of the 2010 Census are expected to show an increase of 30,500,950 in the population estimate.

274,943,496 + 30,500,950 = 305,444,446

The new estimated population of the United States written in standard form as **305,444,446**.

The expanded form of 305,444,446 = ( 3 x 100,000,000) + (5 x 1,000,000) + (4 x 100,000) + (4 x 10,000) + (4 x 1,000) + (4 x 100) + (4 x 10) + (6 x 1)

**Provide the ordered pairs for the points plotted on the graph.**

Question 56.

A _____

Answer:

The ordered pairs for the point A is** (2, 3)**.

Question 57.

B _____

Answer:

The ordered pairs for the point B is** (3, 4)**.

Question 58.

C _____

Answer:

The ordered pairs for the point C is** (-3, 4)**.

Question 59.

D _____

Answer:

The ordered pairs for the point D is** (3, -4)**.

Question 60.

E ____

Answer:

The ordered pairs for the point E is** (-3, -4)**.

Question 61.

F _____

Answer:

The ordered pairs for the point F is** (6, 7)**.

Question 62.

G ____

Answer:

The ordered pairs for the point G is** (-4, 5)**.

Question 63.

H _____

Answer:

The ordered pairs for the point H is** (-5, -5)**.

Question 64.

Plot the following points on the grid provided.

A (4, 4)

B (8, 4)

C (8, 7)

D(-5, 5)

E(-3, -8)

F(4, -7)

Answer:

The given points A, B, C, D, E, F are plotted on the above provided grid as we can observe in the above image.

Question 65.

What is the distance between the coordinate points (3, 6) and (3, 14)?

Answer:

The distance between the coordinate points (3, 6) and (3, 14) is **8**.

14 – 6 = 8