Excel in your academics by accessing McGraw Hill Math Grade 3 Answer Key PDF Chapter 1 Test existing for free of cost.
McGraw-Hill Math Grade 3 Chapter 1 Test Answer Key
Question 1.
Write the number shown.
_________
Answer:
Explanation:
The number shown by the place value blocks is 143
There is a hundreds block and 4 ten sticks and 3 ones cubes.
Question 2.
Circle the group of cubes that show 408.
Answer:
Explanation:
I drew a circle around the cubes that show the number 408.
Write the value of the underlined number.
Question 3.
1,356
Answer:
3 hundreds
Explanation:
In the number 1,356 the digit 3 is in hundreds place
So, the value of the digit 3 is 3 hundreds.
Question 4.
8,495 ____
Answer:
8 thousand
Explanation:
The place name of the digit 8 is thousand
So, the value of the digit 8 in the given number is 8 thousand.
Question 5.
2,777
Answer:
7 tens
Explanation:
In the number 2,777 the digit 7 is in tens place
So, the value of the digit 7 is 7 tens.
Question 6.
62,917
_________
Answer:
6 ten thousands
Explanation:
The place name of the digit 6 is ten thousand
So, the value of the digit 6 in the given number is 6 ten thousands.
Question 7.
461,348
______
Answer:
4 hundred thousands
Explanation:
The place name of the digit 4 is hundred thousand
So, the value of the digit 4 in the given number is 4 hundred thousands.
Question 8.
159,622
Answer:
2 tens
Explanation:
In the number 159,622 the digit 2 is in tens place
So, the value of the digit 2 is 2 tens.
Write the numbers in standard form.
Question 9.
200,000 + 20,000 + 4,000 + 800 + 10 + 7
_____________
Answer:
224,817
Explanation:
I standard form for the given number is 224,817.
Question 10.
seven hundred thirty-eight
Answer:
738
Explanation:
The standard form for the given number is 738.
Write the numbers from least to greatest.
Question 11.
276,399 267,399 301,014
Answer:
267,399, 276,399, 301,014
Explanation:
I arranged the given number from least to greatest
267,399 is least and 301,014 is the greatest number.
Question 12.
17,121 15,842 6,419
Answer:
6,419, 15,842, 17,121
Explanation:
I arranged the given number from least to greatest
6,419 is least and 17,121 is the greatest number.
Write the numbers from greatest to least.
Question 13.
934 947 861
____________________
Answer:
947, 934, 861
Explanation:
I arranged the given numbers from greatest to least
947 is greatest and 861 is least number.
Question 14.
25,234 25,423 25,342
Answer:
25,432, 25,342, 25,234
Explanation:
I arranged the given numbers from greatest to least
25,432 is greatest and 25,234 is least number.
Compare the numbers. Write <, >, or =.
Question 15.
8,432 ___ 8,623
Answer:
8,432 < 8,623
Explanation:
The number 8,432 is less than 8,623.
Question 16.
616 ___ 399
Answer:
616 > 399
Explanation:
The number 616 is greater than 399.
Question 17.
4,214 ___ 4,214
Answer:
4,214 = 4,214
Explanation:
The number 4,214 is equal to 4,214.
Question 18.
What is a number that changes to 30 when rounded down to the nearest 10?
Answer:
29
Explanation:
Ones digit is 9
The ones digit in the number is greater than 5
So, change the ones digit to 0 and add 1 to the tens digit
29 rounded of to the neatest tens is 30.
Round to the nearest ten.
Question 19.
945
____
Answer:
950
Explanation:
Ones digit is 5
The ones digit is equal to 5
So, change the ones digit as 0 and add 1 to the tens digit
945 rounded to the nearest ten is 950.
Question 20.
227
____
Answer:
230
Explanation:
Ones digit is 7
The ones digit is greater than 5
So, change the ones digit as 0 and add 1 to the tens digit
227 rounded to the nearest ten is 230.
Question 21.
1,683
____
Answer:
1,680
Explanation:
Ones digit is 3
The ones digit is less than 5
So, change the ones digit as 0 and keep the tens digit same
1,683 rounded to the nearest ten is 1,680.
Question 22.
4,926
______
Answer:
4,930
Explanation:
Ones digit is 6
The ones digit is greater than 5
So, change the ones digit as 0 and add 1 to the tens digit
4,926 rounded to the nearest ten is 4,930.
Round to the nearest hundred.
Question 23.
749
______
Answer:
700
Explanation:
Tens digit is 4
The tens digit is less than to 5
So, change all the digits to the right as 0 and keep the hundreds digit same
749 rounded to the nearest ten is 700.
Question 24.
6,483
______
Answer:
6500
Explanation:
Tens digit is 8
The tens digit is greater than to 5
So, change all the digits to the right as 0 and add 1 to the hundreds digit
6,483 rounded to the nearest ten is 6500.
Question 25.
3,333
______
Answer:
3,300
Explanation:
Tens digit is 3
The tens digit is less than to 5
So, change all the digits to the right as 0 and keep the hundreds digit same
3,333 rounded to the nearest ten is 3,300.
Question 26.
9,689
______
Answer:
9,700
Explanation:
Tens digit is 8
The tens digit is greater than to 5
So, change all the digits to the right as 0 and add 1 to the hundreds digit
9,689 rounded to the nearest ten is 9700.