Ten free 7th grade word problems about chess, 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 proportions, percent increase and decrease, sale prices, simple interest, adding and subtracting integers, and two-step equations. 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 chess.
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.
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Chess Math
7th Grade · Proportions · Percent increase and decrease · Sale prices · Simple interest · Adding and subtracting integers · Two-step equations
Name Date
Sam plans tactics puzzles and endgame drills in a ratio of 4:2 for a training week. How many tactics puzzles go with 39 endgame drills?
Answer:
Last month, Sam had 80 chess puzzle cards. Now Sam has 120. What is the percent increase?
A. 50%
B. 33.33%
C. 40%
D. 25%
At the game shop, a tournament entry usually costs $20. This week it is 25% off. How much will Sam pay for it?
Answer:
Sam put $600 of birthday and allowance savings into a savings account that pays 5% simple interest per year. How much interest will the money earn in 1 year?
Answer:
Sam keeps track of rating changes: -14 points after the first tournament and -12 points after the second tournament. What is the total change in rating?
Answer:
Sam has $9 saved toward a trip to a big chess tournament. After adding the same amount each week for 3 weeks, Sam has $42. Solve 3x+9=42 to find x, the number of dollars added each week.
A.x=17
B.x=14
C.x=11
D.x=33
Sam plans tactics puzzles and endgame drills in a ratio of 9:8 for a training week. How many tactics puzzles go with 24 endgame drills?
Answer:
Last year, 200 players entered the club tournament. This year, Sam counted 240. What is the percent increase?
A. 20%
B. 16.67%
C. 40%
D. 10%
At the game shop, a tournament entry usually costs $20. This week it is 20% off. How much will Sam pay for it?
Answer:
Sam put $200 of birthday and allowance savings into a savings account that pays 6% simple interest per year. How much interest will the money earn in 3 years?
Answer:
The key always prints on its own page.
Answer key
Chess Math · 7th Grade
78Cross-multiply:4×39=156,thendivideby2:x=78.
A. 50%Percentchange=(change÷original)×100=(40÷80)×100=50%.
15.0025%of20is5,sothesalepriceis20−5=$15.00.
30.00600×0.05×1=$30.00.
-26-14+-12=-26.
C. x=11Undothe+9first(subtractfrombothsides),thenundothe×3(dividebothsides):x=11.
27Cross-multiply:9×24=216,thendivideby8:x=27.
A. 20%Percentchange=(change÷original)×100=(40÷200)×100=20%.
16.0020%of20is4,sothesalepriceis20−4=$16.00.
36.00200×0.06×3=$36.00.
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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 7th grade sheet cover?
Proportions, Percent increase and decrease, Sale prices, Simple interest, Adding and subtracting integers, and Two-step equations. 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 chess lesson for 7th grade with no sign-up.