Practice questions available in **McGraw Hill Math Grade 6 Answer Key PDF** **Lesson 17.1 Understanding Variable Expressions **will engage students and is a great way of informal assessment.

## McGraw-Hill Math Grade 6 Answer Key Lesson 17.1 Understanding Variable Expressions

**Exercises
**

**EXPRESS**

**Write each expression in word form.**

Question 1.

\(\frac{b}{6}\)

Answer:

\(\frac{b}{6}\) = b divided by 6.

Explanation:

Word form:

\(\frac{b}{6}\) = b divided by 6.

Question 2.

x + 4

Answer:

Sum of x and 4 = x + 4.

Explanation:

Word form:

x + 4 = Adding x and 4.

Question 3.

2d + 10

Answer:

Word form of 2d + 10 = Sum of 2 times d added to 10.

Explanation:

2d + 10 = Sum of 2 times d added to 10.

Question 4.

5q – 5

Answer:

Word form of 5q – 5 = 5times q subtracted by 5.

Explanation:

5q – 5 = 5times q subtracted by 5.

Question 5.

\(\frac{(z-5)}{33}\)

Answer:

Word form of \(\frac{(z-5)}{33}\) = Difference between z and 5 divided by 33.

Explanation:

\(\frac{(z-5)}{33}\) = Subtraction between z and 5 whole divided by 33.

Question 6.

(3h + 4) 10

Answer:

Word form of (3h + 4) 10 = 3 times h added to 4 multiplied 10 times.

Explanation:

(3h + 4) 10 = Sum of 3 times h multiplied 10 times.

**Write each phrase as an algebraic expression.
**Question 7.

two times a number less three

Answer:

two times a number less three = 2x – 3.

Explanation:

Algebraic expression:

two times a number less three = 2x – 3.

Question 8.

a number minus twenty-two, times fourteen

Answer:

Algebraic expression of a number minus twenty-two, times fourteen = (x – 22) 14.

Explanation:

a number minus twenty-two, times fourteen = (x – 22) 14.

Question 9.

twenty-two minus three, times a number, plus two

Answer:

Algebraic expression of twenty-two minus three, times a number, plus two = (22 – 3)x + 2.

Explanation:

twenty-two minus three, times a number, plus two = (22 – 3)x + 2.

Question 10.

ten times a number minus three times another number

Answer:

Algebraic expression of ten times a number minus three times another number = 10x – 3y.

Explanation:

ten times a number minus three times another number = 10x – 3y.

Question 11.

nine times a number divided by ten times the same number minus two

Answer:

Algebraic expression of nine times a number divided by ten times the same number minus two = 9x ÷ (10x -2).

Explanation:

nine times a number divided by ten times the same number minus two = 9x ÷ (10x -2).

Question 12.

one-half of a number plus one-fourth of the same number

Answer:

Algebraic expression of one-half of a number plus one-fourth of the same number = (1x ÷ 2) + (1x ÷ 4).

Explanation:

one-half of a number plus one-fourth of the same number = (1x ÷ 2) + (1x ÷ 4).