Ten free 8th grade word problems about animals, with an answer key. Type your kid's first name and every problem is about them; press "New problems" for a fresh sheet as often as you like.
This sheet mixes two-step equations, proportions, percent increase and decrease, simple interest, adding and subtracting integers, and mean (average) (8th-grade equation solving plus 7th-grade review). Each problem is built from a checked math template, so the numbers change every time but the answers are always right; only the story is about animals.
Print it, or let your kid work it on screen and check each answer as they go. No sign-up, and the name you type stays on your device.
✦ Mathbloom · free worksheet
Animal Math
8th Grade · Two-step equations · Proportions · Percent increase and decrease · Simple interest · Adding and subtracting integers · Mean (average)
Name Date
Sam has 84 dog treats in all: 12 loose dog treats plus 8 bags with the same number of dog treats in each bag. If x is the number of dog treats in each bag, solve 8x+12=84.
A.x=9
B.x=12
C.x=10.5
D.x=72
Sam mixes cups of sunflower seeds and cups of millet in a ratio of 7:2 for the bird feeders. How many cups of sunflower seeds go with 26 cups of millet?
Answer:
Last month, Sam had 200 animal fact cards. Now Sam has 250. What is the percent increase?
A. 20%
B. 50%
C. 25%
D. 12.5%
Sam put $500 of birthday and allowance savings into a savings account that pays 7% simple interest per year. How much interest will the money earn in 6 years?
Answer:
Sam checked the temperature at the wildlife park. It was -2°C at sunrise. By noon, it had risen 1 degree. What was the temperature at noon, in °C?
Answer:
Over five walks, Sam spotted this many butterflies: 14, 3, 3, 2, 3. Find the mean (the average) number of butterflies per walk.
Answer:
Sam has $12 saved toward a new aquarium. After adding the same amount each week for 4 weeks, Sam has $44. Solve 4x+12=44 to find x, the number of dollars added each week.
A.x=8
B.x=14
C.x=11
D.x=32
Sam mixes cups of sunflower seeds and cups of millet in a ratio of 1:3 for the bird feeders. How many cups of sunflower seeds go with 24 cups of millet?
Answer:
Last year, 80 visitors came to the shelter's adoption day. This year, Sam counted 120. What is the percent increase?
A. 50%
B. 33.33%
C. 40%
D. 25%
Sam put $300 of birthday and allowance savings into a savings account that pays 4% simple interest per year. How much interest will the money earn in 5 years?
Answer:
The key always prints on its own page.
Answer key
Animal Math · 8th Grade
A. x=9Undothe+12first(subtractfrombothsides),thenundothe×8(dividebothsides):x=9.
91Cross-multiply:7×26=182,thendivideby2:x=91.
C. 25%Percentchange=(change÷original)×100=(50÷200)×100=25%.
210.00500×0.07×6=$210.00.
-1-2+1=-1.
514+3+3+2+3=25,and25÷5=5.
A. x=8Undothe+12first(subtractfrombothsides),thenundothe×4(dividebothsides):x=8.
8Cross-multiply:1×24=24,thendivideby3:x=8.
A. 50%Percentchange=(change÷original)×100=(40÷80)×100=50%.
60.00300×0.04×5=$60.00.
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Questions parents ask
Are these worksheets really free?
Yes. Make, print, and play as many sheets as you like, no account and no card.
Is there an answer key?
Yes. It prints on its own page after the problems, and each answer comes with a short explanation.
Can I put my kid's name in the problems?
Yes. Type a first name and every problem uses it. The name is only used on this page in your browser; it is not sent anywhere or saved.
What does the 8th grade sheet cover?
Two-step equations, Proportions, Percent increase and decrease, Simple interest, Adding and subtracting integers, and Mean (average), a mix of 8th-grade equation solving and 7th-grade review. You can also pick a single topic for a focused sheet.
Can my kid do it on screen instead of paper?
Yes. "Play on screen" lets them answer each problem and see right away whether it is right, with a hint when it is not.
Is there more than worksheets?
Mathbloom builds whole interactive courses around what a kid loves. You can try a free animal lesson for 8th grade with no sign-up.