hard Set 30 Form Exercise

Write the fact family for 1, 1, 2:

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Answer: 1 + 1 = 2; 1 + 1 = 2; 2 - 1 = 1; 2 - 1 = 1

SubType
fact-family
Facts
  • 1 + 1 = 2
  • 1 + 1 = 2
  • 2 - 1 = 1
  • 2 - 1 = 1
Difficulty
hard

Write the fact family for 5, 3, 8:

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Answer: 5 + 3 = 8; 3 + 5 = 8; 8 - 5 = 3; 8 - 3 = 5

SubType
fact-family
Facts
  • 5 + 3 = 8
  • 3 + 5 = 8
  • 8 - 5 = 3
  • 8 - 3 = 5
Difficulty
hard

Write the fact family for 2, 7, 14:

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Answer: 2 × 7 = 14; 7 × 2 = 14; 14 ÷ 2 = 7; 14 ÷ 7 = 2

SubType
fact-family
Facts
  • 2 × 7 = 14
  • 7 × 2 = 14
  • 14 ÷ 2 = 7
  • 14 ÷ 7 = 2
Difficulty
hard

Write the fact family for 8, 1, 9:

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Answer: 8 + 1 = 9; 1 + 8 = 9; 9 - 8 = 1; 9 - 1 = 8

SubType
fact-family
Facts
  • 8 + 1 = 9
  • 1 + 8 = 9
  • 9 - 8 = 1
  • 9 - 1 = 8
Difficulty
hard

Write the fact family for 7, 1, 8:

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Answer: 7 + 1 = 8; 1 + 7 = 8; 8 - 7 = 1; 8 - 1 = 7

SubType
fact-family
Facts
  • 7 + 1 = 8
  • 1 + 7 = 8
  • 8 - 7 = 1
  • 8 - 1 = 7
Difficulty
hard

Write the fact family for 9, 1, 10:

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Answer: 9 + 1 = 10; 1 + 9 = 10; 10 - 9 = 1; 10 - 1 = 9

SubType
fact-family
Facts
  • 9 + 1 = 10
  • 1 + 9 = 10
  • 10 - 9 = 1
  • 10 - 1 = 9
Difficulty
hard