Name:    Lesson 6: Describing Relationships Using Expressions

1.

Which expression can be used to describe 4 more than a number?
 a. n ¸ 4 b. 4 ´ n c. n + 4 d. n – 4

2.

Which expression can be used to describe 12 less than a number?
 a. p ´ 12 b. p - 12 c. p ¸ 12 d. p + 12

3.

What does the expression k - 10 mean?
 a. a number less than 10 c. 10 more than a number b. 10 increased by a number d. 10 less than a number

4.

What does the expression 25 + w mean?
 a. 25 increased by a number c. 25 less than a number b. 25 decreased by a number d. a number decreased by 25

5.

What does the expression 12 - b mean?
 a. 12 decreased by a number c. 12 increased by a number b. a number increased by 12 d. a number decreased by 12

6.

Brian is 11 years older than his cousin Jennifer. Which expression compares Brian’s age with Jennifer’s age?
 a. B + 11 b. B - 11 c. J + 11 d. J - 11

7.

Richard is 12 years younger than his brother Craig. Which expression compares Richard’s age with Craig’s age?
 a. C - 12 b. C + 12 c. R = 12 d. R - 12

8.

Which expression describes the pattern?
4, 10, 16, 22, 28, ...
 a. n + 4 b. n - 6 c. n - 4 d. n + 6

9.

Which expression describes the pattern?
108, 96, 84, 72, ...
 a. 108 - n b. n - 12 c. n + 12 d. 108 + n

10.

Which pattern does the expression n + 21 describe?
 a. 5, 26, 47, 68, ... c. 1, 21, 41, 61, ... b. 2, 13, 24, 35, ... d. 3, 15, 27, 39, ...