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100
8r - 8 = -32
-3?
100
n/4 + 2 = 4
Answer: 8
100
a/7 + 10 = 17
a = 49
100
m/-11 + 1 = -10
m= 121?
100
p/9 + 14 = 16
p = 18
200
4g - 4 = 28
8
200
p/2 - 10 = -6
p=8
200
10t + 10 = 90
t = 8
200
b/-8 + 10 = 4
b = 48
200
10.) For a field trip 17 students rode in cars and the rest filled eight buses. How many students were in each bus if 497 students were on the trip?
Equation: 8s + 17 = 497 Answer: s = 60 students
300

1.) On Tuesday Emmit bought seven boxes. On Wednesday half of all of the boxes that he had were destroyed. On Thursday there were only 19 left. How many did he have on Monday?

The Equation: m plus 7 (all divided by 2) is equal to 19. Answer: m = 31 boxes

300
7.) The sum of three consecutive even numbers is 60. What is the smallest of these numbers? *2 bonus points if you list the three even numbers!
The Equation: 3n + 6 = 60 Answer: n = 18 **18, 20, 22
300
6.) How old am I if 400 reduced by 3 times my age is 205?
The Equation: 400 - 3a= 205 Answer: a = 65 years old
300

11.) Chloe had $24 to spend on four avocados. After buying them she had $12. How much did each avocado cost?

Equation: 24 - 4a = 12 Answer: a = $3

300
12.) Beth spent half of her weekly allowance on candy. To earn more money her parents let her wash the car for $4. What is her weekly allowance if she ended with $13?
Equation: a / 2 + 4 = 13 Answer: a = $18
400

3.) Mason had $21 to spend on four pencils. After buying them he had $5. How much did each pencil cost?

The Equation: 21 minus 4p = 5 Answer: p = $4

400

2.) Sami had $24 to spend on eight pens. After buying them she had $8. How much did each pen cost?

The Equation: 24 minus 8p = 8 Answer: p = $2

400

8.) Lila bought 10 boxes. A week later half of all of her boxes were destroyed in a flood. There are now only 19 boxes left. With how many did she start?

The Equation: s + 10 all divided by 2 = 19 Answer: s = 28 boxes

400

13.) Kayla had some candy to give to her three children. She first took three pieces for herself and then evenly divided the rest among her children. Each child received three pieces. With home many pieces did she start?

Equation: c - 3 all divided by 3 = 3 Answer: D.) 12

400
14.) The sum of three consecutive numbers is 42. What is the smallest of these numbers? ** 2 points for 3 consecutive numbers!
Equation: 3n + 3 = 42 Answer: n = 13 **13, 14, 15
500
5.) Half of your baseball card collection got wet and was ruined. You bought 13 cards to replace some that were lost. How many did you begin with if you now have 28?
The equation: (b divided by 2) plus 13 = 28. Answer: b= 30 cards
500

4.) Janessa won 85 lollipops as a prize at one stand at Northbrook Days. At school she gave three to every student in her math class. She only has 10 remaining. How many students are in her class?

The Equation: 85 - 3s = 10 Answer: s = 25 students

500

9.) Lauren bought 10 new apps last week. A week later half of all her apps were erased in an Apple Hack. There are now only 14 apps left. With how many did she start?

The Equation: s + 10 all divided by 2 = 14 Answer: s = 18 apps


500

15.) Shawna sold half of her comic books and then bought 12 more. She now has 31. With how many did she begin?

Equation: c divided by 2 is = 31 Answer: A) 38

500
16.)You had $23 to spend on three avocados. After buying them you had $11. How much did each avocado cost?
Equation: 23 - 3a = 11 Answer: a = $4