hard Set 21 Form Exercise

Match each expression with its answer: 2x6=?, 2x7=?, 12+18=?, 9x9=?, 19-2=?, 3-2=?, 8x9=?

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Answer: 2x6=12; 2x7=14; 12+18=30; 9x9=81; 19-2=17; 3-2=1; 8x9=72

SubType
math-match
Pairs
  • {"expr":"2x6","value":12}
  • {"expr":"2x7","value":14}
  • {"expr":"12+18","value":30}
  • {"expr":"9x9","value":81}
  • {"expr":"19-2","value":17}
  • {"expr":"3-2","value":1}
  • {"expr":"8x9","value":72}
Difficulty
hard

Match each expression with its answer: 18-10=?, 11+8=?, 12+9=?, 2x9=?, 20+15=?, 8x9=?, 3-3=?

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Answer: 18-10=8; 11+8=19; 12+9=21; 2x9=18; 20+15=35; 8x9=72; 3-3=0

SubType
math-match
Pairs
  • {"expr":"18-10","value":8}
  • {"expr":"11+8","value":19}
  • {"expr":"12+9","value":21}
  • {"expr":"2x9","value":18}
  • {"expr":"20+15","value":35}
  • {"expr":"8x9","value":72}
  • {"expr":"3-3","value":0}
Difficulty
hard

Match each expression with its answer: 5x4=?, 5x6=?, 17+2=?, 19+10=?, 14-5=?, 4x9=?, 10-2=?

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Answer: 5x4=20; 5x6=30; 17+2=19; 19+10=29; 14-5=9; 4x9=36; 10-2=8

SubType
math-match
Pairs
  • {"expr":"5x4","value":20}
  • {"expr":"5x6","value":30}
  • {"expr":"17+2","value":19}
  • {"expr":"19+10","value":29}
  • {"expr":"14-5","value":9}
  • {"expr":"4x9","value":36}
  • {"expr":"10-2","value":8}
Difficulty
hard

Match each expression with its answer: 6x2=?, 18+12=?, 7+12=?, 3x5=?, 15-11=?, 19-10=?, 2+5=?

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Answer: 6x2=12; 18+12=30; 7+12=19; 3x5=15; 15-11=4; 19-10=9; 2+5=7

SubType
math-match
Pairs
  • {"expr":"6x2","value":12}
  • {"expr":"18+12","value":30}
  • {"expr":"7+12","value":19}
  • {"expr":"3x5","value":15}
  • {"expr":"15-11","value":4}
  • {"expr":"19-10","value":9}
  • {"expr":"2+5","value":7}
Difficulty
hard

Match each expression with its answer: 4+2=?, 10-9=?, 12+6=?, 16-13=?, 13+1=?, 3+18=?, 20-18=?

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Answer: 4+2=6; 10-9=1; 12+6=18; 16-13=3; 13+1=14; 3+18=21; 20-18=2

SubType
math-match
Pairs
  • {"expr":"4+2","value":6}
  • {"expr":"10-9","value":1}
  • {"expr":"12+6","value":18}
  • {"expr":"16-13","value":3}
  • {"expr":"13+1","value":14}
  • {"expr":"3+18","value":21}
  • {"expr":"20-18","value":2}
Difficulty
hard

Match each expression with its answer: 9+16=?, 7+11=?, 3x3=?, 4-3=?, 6x5=?, 6+1=?, 6-1=?

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Answer: 9+16=25; 7+11=18; 3x3=9; 4-3=1; 6x5=30; 6+1=7; 6-1=5

SubType
math-match
Pairs
  • {"expr":"9+16","value":25}
  • {"expr":"7+11","value":18}
  • {"expr":"3x3","value":9}
  • {"expr":"4-3","value":1}
  • {"expr":"6x5","value":30}
  • {"expr":"6+1","value":7}
  • {"expr":"6-1","value":5}
Difficulty
hard

Match each expression with its answer: 10-1=?, 3-2=?, 5x4=?, 3+1=?, 7x5=?, 16+7=?, 6-1=?

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Answer: 10-1=9; 3-2=1; 5x4=20; 3+1=4; 7x5=35; 16+7=23; 6-1=5

SubType
math-match
Pairs
  • {"expr":"10-1","value":9}
  • {"expr":"3-2","value":1}
  • {"expr":"5x4","value":20}
  • {"expr":"3+1","value":4}
  • {"expr":"7x5","value":35}
  • {"expr":"16+7","value":23}
  • {"expr":"6-1","value":5}
Difficulty
hard

Match each expression with its answer: 18-6=?, 6+9=?, 8x6=?, 13+6=?, 13-9=?, 13-7=?, 20+8=?

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Answer: 18-6=12; 6+9=15; 8x6=48; 13+6=19; 13-9=4; 13-7=6; 20+8=28

SubType
math-match
Pairs
  • {"expr":"18-6","value":12}
  • {"expr":"6+9","value":15}
  • {"expr":"8x6","value":48}
  • {"expr":"13+6","value":19}
  • {"expr":"13-9","value":4}
  • {"expr":"13-7","value":6}
  • {"expr":"20+8","value":28}
Difficulty
hard