hard Set 84 Form Exercise

Match each expression with its answer: 20+11=?, 2+19=?, 4x9=?, 10-7=?, 3x6=?, 6-5=?, 5-5=?

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Answer: 20+11=31; 2+19=21; 4x9=36; 10-7=3; 3x6=18; 6-5=1; 5-5=0

SubType
math-match
Pairs
  • {"expr":"20+11","value":31}
  • {"expr":"2+19","value":21}
  • {"expr":"4x9","value":36}
  • {"expr":"10-7","value":3}
  • {"expr":"3x6","value":18}
  • {"expr":"6-5","value":1}
  • {"expr":"5-5","value":0}
Difficulty
hard

Match each expression with its answer: 16-15=?, 19+20=?, 7x2=?, 14-12=?, 7-2=?, 19-11=?, 8+10=?

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Answer: 16-15=1; 19+20=39; 7x2=14; 14-12=2; 7-2=5; 19-11=8; 8+10=18

SubType
math-match
Pairs
  • {"expr":"16-15","value":1}
  • {"expr":"19+20","value":39}
  • {"expr":"7x2","value":14}
  • {"expr":"14-12","value":2}
  • {"expr":"7-2","value":5}
  • {"expr":"19-11","value":8}
  • {"expr":"8+10","value":18}
Difficulty
hard

Match each expression with its answer: 20-12=?, 11+3=?, 4x8=?, 12+13=?, 15-10=?, 5-5=?, 15-11=?

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Answer: 20-12=8; 11+3=14; 4x8=32; 12+13=25; 15-10=5; 5-5=0; 15-11=4

SubType
math-match
Pairs
  • {"expr":"20-12","value":8}
  • {"expr":"11+3","value":14}
  • {"expr":"4x8","value":32}
  • {"expr":"12+13","value":25}
  • {"expr":"15-10","value":5}
  • {"expr":"5-5","value":0}
  • {"expr":"15-11","value":4}
Difficulty
hard

Match each expression with its answer: 20-6=?, 5x5=?, 11+9=?, 9-1=?, 2x6=?, 7+10=?, 10+11=?

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Answer: 20-6=14; 5x5=25; 11+9=20; 9-1=8; 2x6=12; 7+10=17; 10+11=21

SubType
math-match
Pairs
  • {"expr":"20-6","value":14}
  • {"expr":"5x5","value":25}
  • {"expr":"11+9","value":20}
  • {"expr":"9-1","value":8}
  • {"expr":"2x6","value":12}
  • {"expr":"7+10","value":17}
  • {"expr":"10+11","value":21}
Difficulty
hard

Match each expression with its answer: 9-5=?, 5-4=?, 18+1=?, 18-3=?, 14+12=?, 18-5=?, 19-19=?

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Answer: 9-5=4; 5-4=1; 18+1=19; 18-3=15; 14+12=26; 18-5=13; 19-19=0

SubType
math-match
Pairs
  • {"expr":"9-5","value":4}
  • {"expr":"5-4","value":1}
  • {"expr":"18+1","value":19}
  • {"expr":"18-3","value":15}
  • {"expr":"14+12","value":26}
  • {"expr":"18-5","value":13}
  • {"expr":"19-19","value":0}
Difficulty
hard

Match each expression with its answer: 3+16=?, 12+18=?, 7+8=?, 4-4=?, 3x2=?, 3x3=?, 8x7=?

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Answer: 3+16=19; 12+18=30; 7+8=15; 4-4=0; 3x2=6; 3x3=9; 8x7=56

SubType
math-match
Pairs
  • {"expr":"3+16","value":19}
  • {"expr":"12+18","value":30}
  • {"expr":"7+8","value":15}
  • {"expr":"4-4","value":0}
  • {"expr":"3x2","value":6}
  • {"expr":"3x3","value":9}
  • {"expr":"8x7","value":56}
Difficulty
hard

Match each expression with its answer: 15+13=?, 20-6=?, 4x8=?, 13+14=?, 8x3=?, 18-17=?, 10-6=?

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Answer: 15+13=28; 20-6=14; 4x8=32; 13+14=27; 8x3=24; 18-17=1; 10-6=4

SubType
math-match
Pairs
  • {"expr":"15+13","value":28}
  • {"expr":"20-6","value":14}
  • {"expr":"4x8","value":32}
  • {"expr":"13+14","value":27}
  • {"expr":"8x3","value":24}
  • {"expr":"18-17","value":1}
  • {"expr":"10-6","value":4}
Difficulty
hard

Match each expression with its answer: 13+18=?, 2+9=?, 13-7=?, 20+4=?, 2+8=?, 8-4=?, 18-4=?

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Answer: 13+18=31; 2+9=11; 13-7=6; 20+4=24; 2+8=10; 8-4=4; 18-4=14

SubType
math-match
Pairs
  • {"expr":"13+18","value":31}
  • {"expr":"2+9","value":11}
  • {"expr":"13-7","value":6}
  • {"expr":"20+4","value":24}
  • {"expr":"2+8","value":10}
  • {"expr":"8-4","value":4}
  • {"expr":"18-4","value":14}
Difficulty
hard