hard Set 42 Form Exercise

Match each expression with its answer: 12+9=?, 7+15=?, 9x8=?, 8-7=?, 6x7=?, 8+2=?, 6+18=?

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Answer: 12+9=21; 7+15=22; 9x8=72; 8-7=1; 6x7=42; 8+2=10; 6+18=24

SubType
math-match
Pairs
  • {"expr":"12+9","value":21}
  • {"expr":"7+15","value":22}
  • {"expr":"9x8","value":72}
  • {"expr":"8-7","value":1}
  • {"expr":"6x7","value":42}
  • {"expr":"8+2","value":10}
  • {"expr":"6+18","value":24}
Difficulty
hard

Match each expression with its answer: 18-2=?, 4-1=?, 6-1=?, 5+20=?, 18-3=?, 3x8=?, 15-7=?

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Answer: 18-2=16; 4-1=3; 6-1=5; 5+20=25; 18-3=15; 3x8=24; 15-7=8

SubType
math-match
Pairs
  • {"expr":"18-2","value":16}
  • {"expr":"4-1","value":3}
  • {"expr":"6-1","value":5}
  • {"expr":"5+20","value":25}
  • {"expr":"18-3","value":15}
  • {"expr":"3x8","value":24}
  • {"expr":"15-7","value":8}
Difficulty
hard

Match each expression with its answer: 2x8=?, 10-2=?, 13+5=?, 19+1=?, 5+18=?, 5x2=?, 9+15=?

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Answer: 2x8=16; 10-2=8; 13+5=18; 19+1=20; 5+18=23; 5x2=10; 9+15=24

SubType
math-match
Pairs
  • {"expr":"2x8","value":16}
  • {"expr":"10-2","value":8}
  • {"expr":"13+5","value":18}
  • {"expr":"19+1","value":20}
  • {"expr":"5+18","value":23}
  • {"expr":"5x2","value":10}
  • {"expr":"9+15","value":24}
Difficulty
hard

Match each expression with its answer: 1+9=?, 17-15=?, 9+18=?, 20+16=?, 14-3=?, 4x6=?, 6-5=?

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Answer: 1+9=10; 17-15=2; 9+18=27; 20+16=36; 14-3=11; 4x6=24; 6-5=1

SubType
math-match
Pairs
  • {"expr":"1+9","value":10}
  • {"expr":"17-15","value":2}
  • {"expr":"9+18","value":27}
  • {"expr":"20+16","value":36}
  • {"expr":"14-3","value":11}
  • {"expr":"4x6","value":24}
  • {"expr":"6-5","value":1}
Difficulty
hard

Match each expression with its answer: 2-2=?, 5+20=?, 15+15=?, 5x3=?, 7x3=?, 19+10=?, 6x7=?

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Answer: 2-2=0; 5+20=25; 15+15=30; 5x3=15; 7x3=21; 19+10=29; 6x7=42

SubType
math-match
Pairs
  • {"expr":"2-2","value":0}
  • {"expr":"5+20","value":25}
  • {"expr":"15+15","value":30}
  • {"expr":"5x3","value":15}
  • {"expr":"7x3","value":21}
  • {"expr":"19+10","value":29}
  • {"expr":"6x7","value":42}
Difficulty
hard

Match each expression with its answer: 2+1=?, 16-6=?, 10+1=?, 5x7=?, 1+1=?, 9-9=?, 7x2=?

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Answer: 2+1=3; 16-6=10; 10+1=11; 5x7=35; 1+1=2; 9-9=0; 7x2=14

SubType
math-match
Pairs
  • {"expr":"2+1","value":3}
  • {"expr":"16-6","value":10}
  • {"expr":"10+1","value":11}
  • {"expr":"5x7","value":35}
  • {"expr":"1+1","value":2}
  • {"expr":"9-9","value":0}
  • {"expr":"7x2","value":14}
Difficulty
hard

Match each expression with its answer: 15-14=?, 3-3=?, 20-17=?, 8-2=?, 11+16=?, 20+18=?, 1+4=?

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Answer: 15-14=1; 3-3=0; 20-17=3; 8-2=6; 11+16=27; 20+18=38; 1+4=5

SubType
math-match
Pairs
  • {"expr":"15-14","value":1}
  • {"expr":"3-3","value":0}
  • {"expr":"20-17","value":3}
  • {"expr":"8-2","value":6}
  • {"expr":"11+16","value":27}
  • {"expr":"20+18","value":38}
  • {"expr":"1+4","value":5}
Difficulty
hard

Match each expression with its answer: 8x8=?, 15-2=?, 17-16=?, 5x6=?, 12-4=?, 6-4=?, 8-4=?

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Answer: 8x8=64; 15-2=13; 17-16=1; 5x6=30; 12-4=8; 6-4=2; 8-4=4

SubType
math-match
Pairs
  • {"expr":"8x8","value":64}
  • {"expr":"15-2","value":13}
  • {"expr":"17-16","value":1}
  • {"expr":"5x6","value":30}
  • {"expr":"12-4","value":8}
  • {"expr":"6-4","value":2}
  • {"expr":"8-4","value":4}
Difficulty
hard