hard Set 20 Form Exercise

Match each expression with its answer: 6-6=?, 20-2=?, 11+9=?, 3+14=?, 19-9=?, 5-2=?, 3x3=?

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Answer: 6-6=0; 20-2=18; 11+9=20; 3+14=17; 19-9=10; 5-2=3; 3x3=9

SubType
math-match
Pairs
  • {"expr":"6-6","value":0}
  • {"expr":"20-2","value":18}
  • {"expr":"11+9","value":20}
  • {"expr":"3+14","value":17}
  • {"expr":"19-9","value":10}
  • {"expr":"5-2","value":3}
  • {"expr":"3x3","value":9}
Difficulty
hard

Match each expression with its answer: 8x2=?, 6+7=?, 16-9=?, 3x4=?, 16-10=?, 2x2=?, 16+13=?

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Answer: 8x2=16; 6+7=13; 16-9=7; 3x4=12; 16-10=6; 2x2=4; 16+13=29

SubType
math-match
Pairs
  • {"expr":"8x2","value":16}
  • {"expr":"6+7","value":13}
  • {"expr":"16-9","value":7}
  • {"expr":"3x4","value":12}
  • {"expr":"16-10","value":6}
  • {"expr":"2x2","value":4}
  • {"expr":"16+13","value":29}
Difficulty
hard

Match each expression with its answer: 11-11=?, 3-1=?, 3x7=?, 6x3=?, 15-1=?, 6x4=?, 17+20=?

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Answer: 11-11=0; 3-1=2; 3x7=21; 6x3=18; 15-1=14; 6x4=24; 17+20=37

SubType
math-match
Pairs
  • {"expr":"11-11","value":0}
  • {"expr":"3-1","value":2}
  • {"expr":"3x7","value":21}
  • {"expr":"6x3","value":18}
  • {"expr":"15-1","value":14}
  • {"expr":"6x4","value":24}
  • {"expr":"17+20","value":37}
Difficulty
hard

Match each expression with its answer: 4x7=?, 6-2=?, 5x7=?, 8x2=?, 17+1=?, 9x6=?, 19+10=?

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Answer: 4x7=28; 6-2=4; 5x7=35; 8x2=16; 17+1=18; 9x6=54; 19+10=29

SubType
math-match
Pairs
  • {"expr":"4x7","value":28}
  • {"expr":"6-2","value":4}
  • {"expr":"5x7","value":35}
  • {"expr":"8x2","value":16}
  • {"expr":"17+1","value":18}
  • {"expr":"9x6","value":54}
  • {"expr":"19+10","value":29}
Difficulty
hard

Match each expression with its answer: 17+19=?, 5+1=?, 12-10=?, 5x4=?, 3x8=?, 10-10=?, 5x7=?

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Answer: 17+19=36; 5+1=6; 12-10=2; 5x4=20; 3x8=24; 10-10=0; 5x7=35

SubType
math-match
Pairs
  • {"expr":"17+19","value":36}
  • {"expr":"5+1","value":6}
  • {"expr":"12-10","value":2}
  • {"expr":"5x4","value":20}
  • {"expr":"3x8","value":24}
  • {"expr":"10-10","value":0}
  • {"expr":"5x7","value":35}
Difficulty
hard

Match each expression with its answer: 4+3=?, 3-3=?, 12-10=?, 6-3=?, 19-2=?, 7+3=?, 8x9=?

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Answer: 4+3=7; 3-3=0; 12-10=2; 6-3=3; 19-2=17; 7+3=10; 8x9=72

SubType
math-match
Pairs
  • {"expr":"4+3","value":7}
  • {"expr":"3-3","value":0}
  • {"expr":"12-10","value":2}
  • {"expr":"6-3","value":3}
  • {"expr":"19-2","value":17}
  • {"expr":"7+3","value":10}
  • {"expr":"8x9","value":72}
Difficulty
hard

Match each expression with its answer: 4-4=?, 4x4=?, 3+4=?, 3-2=?, 14+16=?, 10+14=?, 8+2=?

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Answer: 4-4=0; 4x4=16; 3+4=7; 3-2=1; 14+16=30; 10+14=24; 8+2=10

SubType
math-match
Pairs
  • {"expr":"4-4","value":0}
  • {"expr":"4x4","value":16}
  • {"expr":"3+4","value":7}
  • {"expr":"3-2","value":1}
  • {"expr":"14+16","value":30}
  • {"expr":"10+14","value":24}
  • {"expr":"8+2","value":10}
Difficulty
hard

Match each expression with its answer: 3+3=?, 12-10=?, 2x2=?, 18-17=?, 8x5=?, 7x2=?, 8-8=?

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Answer: 3+3=6; 12-10=2; 2x2=4; 18-17=1; 8x5=40; 7x2=14; 8-8=0

SubType
math-match
Pairs
  • {"expr":"3+3","value":6}
  • {"expr":"12-10","value":2}
  • {"expr":"2x2","value":4}
  • {"expr":"18-17","value":1}
  • {"expr":"8x5","value":40}
  • {"expr":"7x2","value":14}
  • {"expr":"8-8","value":0}
Difficulty
hard