Name:    Lesson 7: Using Equations to Solve Problems

1.

Braedon has \$15 more than his sister Emma. Emma has \$70. Which equation compares Braedon’s amount with his sister’s?
 a. B - 15 = 70 c. E + 70 = 15 b. B + 15 = 70 d. E - 15 = 70

2.

How much money does Braedon have?
 a. \$65 b. \$75 c. \$85 d. \$55

3.

Anna is 25 cm shorter than Colin. Colin is 175 cm tall. Which equation compares Anna’s height to Colin’s height?
 a. 175 - A = 25 c. A - 25 = 175 b. C + 25 = 175 d. 175 + C = 25

4.

How tall is Anna?
 a. 200 cm b. 180 cm c. 150 cm d. 165 cm

5.

Michele has 46 stamps in his stamp collection. His aunt sends him some more stamps for his collection. Now he has 63 stamps. Which equation can be used to describe this situation?
 a. 46 - s = 63 c. 63 + s = 46 b. 46 + s = 63 d. 63 - s = 46

6.

How many stamps did Michele’s aunt send?
 a. 16 b. 19 c. 18 d. 17

7.

Giselle is walking to her friend’s house. Her friend lives 247 m away. Giselle has already walked 194 m. Which expression can be used to determine how much farther she has to walk?
 a. 194 + d = 247 c. 247 + d = 194 b. 194 - d = 247 d. d - 194 = 247

8.

How much farther does Giselle have to walk?
 a. 35 m b. 144 m c. 441 m d. 53 m

9.

Solve the equation 240 - a = 165.
 a. 195 b. 75 c. 405 d. 85

10.

Solve the equation 173 + b = 347.
 a. 520 b. 285 c. 174 d. 147