hard Set 20 Form Exercise

Match each expression with its answer: 9x4=?, 8-5=?, 1+7=?, 7+9=?, 10-8=?, 3x2=?, 5+9=?

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Answer: 9x4=36; 8-5=3; 1+7=8; 7+9=16; 10-8=2; 3x2=6; 5+9=14

SubType
math-match
Pairs
  • {"expr":"9x4","value":36}
  • {"expr":"8-5","value":3}
  • {"expr":"1+7","value":8}
  • {"expr":"7+9","value":16}
  • {"expr":"10-8","value":2}
  • {"expr":"3x2","value":6}
  • {"expr":"5+9","value":14}
Difficulty
hard

Match each expression with its answer: 15+8=?, 10+17=?, 4-3=?, 8x6=?, 7x9=?, 6+16=?, 20+10=?

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Answer: 15+8=23; 10+17=27; 4-3=1; 8x6=48; 7x9=63; 6+16=22; 20+10=30

SubType
math-match
Pairs
  • {"expr":"15+8","value":23}
  • {"expr":"10+17","value":27}
  • {"expr":"4-3","value":1}
  • {"expr":"8x6","value":48}
  • {"expr":"7x9","value":63}
  • {"expr":"6+16","value":22}
  • {"expr":"20+10","value":30}
Difficulty
hard

Match each expression with its answer: 18-16=?, 9x4=?, 14-8=?, 2-1=?, 2x8=?, 19-4=?, 6x8=?

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Answer: 18-16=2; 9x4=36; 14-8=6; 2-1=1; 2x8=16; 19-4=15; 6x8=48

SubType
math-match
Pairs
  • {"expr":"18-16","value":2}
  • {"expr":"9x4","value":36}
  • {"expr":"14-8","value":6}
  • {"expr":"2-1","value":1}
  • {"expr":"2x8","value":16}
  • {"expr":"19-4","value":15}
  • {"expr":"6x8","value":48}
Difficulty
hard

Match each expression with its answer: 4+14=?, 7x6=?, 7x5=?, 17+17=?, 13-10=?, 8x5=?, 3x8=?

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Answer: 4+14=18; 7x6=42; 7x5=35; 17+17=34; 13-10=3; 8x5=40; 3x8=24

SubType
math-match
Pairs
  • {"expr":"4+14","value":18}
  • {"expr":"7x6","value":42}
  • {"expr":"7x5","value":35}
  • {"expr":"17+17","value":34}
  • {"expr":"13-10","value":3}
  • {"expr":"8x5","value":40}
  • {"expr":"3x8","value":24}
Difficulty
hard

Match each expression with its answer: 10+7=?, 9+20=?, 2+13=?, 7x5=?, 18-15=?, 5+5=?, 12+4=?

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Answer: 10+7=17; 9+20=29; 2+13=15; 7x5=35; 18-15=3; 5+5=10; 12+4=16

SubType
math-match
Pairs
  • {"expr":"10+7","value":17}
  • {"expr":"9+20","value":29}
  • {"expr":"2+13","value":15}
  • {"expr":"7x5","value":35}
  • {"expr":"18-15","value":3}
  • {"expr":"5+5","value":10}
  • {"expr":"12+4","value":16}
Difficulty
hard

Match each expression with its answer: 17+18=?, 19-9=?, 2x7=?, 6x7=?, 12-1=?, 11+2=?, 4x2=?

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Answer: 17+18=35; 19-9=10; 2x7=14; 6x7=42; 12-1=11; 11+2=13; 4x2=8

SubType
math-match
Pairs
  • {"expr":"17+18","value":35}
  • {"expr":"19-9","value":10}
  • {"expr":"2x7","value":14}
  • {"expr":"6x7","value":42}
  • {"expr":"12-1","value":11}
  • {"expr":"11+2","value":13}
  • {"expr":"4x2","value":8}
Difficulty
hard

Match each expression with its answer: 8x3=?, 5-4=?, 8-5=?, 14-14=?, 19-15=?, 5x4=?, 14-2=?

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Answer: 8x3=24; 5-4=1; 8-5=3; 14-14=0; 19-15=4; 5x4=20; 14-2=12

SubType
math-match
Pairs
  • {"expr":"8x3","value":24}
  • {"expr":"5-4","value":1}
  • {"expr":"8-5","value":3}
  • {"expr":"14-14","value":0}
  • {"expr":"19-15","value":4}
  • {"expr":"5x4","value":20}
  • {"expr":"14-2","value":12}
Difficulty
hard

Match each expression with its answer: 3+9=?, 19-9=?, 3-2=?, 2+3=?, 6-4=?, 9+11=?, 18+4=?

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Answer: 3+9=12; 19-9=10; 3-2=1; 2+3=5; 6-4=2; 9+11=20; 18+4=22

SubType
math-match
Pairs
  • {"expr":"3+9","value":12}
  • {"expr":"19-9","value":10}
  • {"expr":"3-2","value":1}
  • {"expr":"2+3","value":5}
  • {"expr":"6-4","value":2}
  • {"expr":"9+11","value":20}
  • {"expr":"18+4","value":22}
Difficulty
hard