hard Set 87 Form Exercise

Write the fact family for 4, 1, 5:

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Answer: 4 + 1 = 5; 1 + 4 = 5; 5 - 4 = 1; 5 - 1 = 4

SubType
fact-family
Facts
  • 4 + 1 = 5
  • 1 + 4 = 5
  • 5 - 4 = 1
  • 5 - 1 = 4
Difficulty
hard

Write the fact family for 3, 6, 9:

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Answer: 3 + 6 = 9; 6 + 3 = 9; 9 - 3 = 6; 9 - 6 = 3

SubType
fact-family
Facts
  • 3 + 6 = 9
  • 6 + 3 = 9
  • 9 - 3 = 6
  • 9 - 6 = 3
Difficulty
hard

Write the fact family for 3, 7, 21:

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Answer: 3 × 7 = 21; 7 × 3 = 21; 21 ÷ 3 = 7; 21 ÷ 7 = 3

SubType
fact-family
Facts
  • 3 × 7 = 21
  • 7 × 3 = 21
  • 21 ÷ 3 = 7
  • 21 ÷ 7 = 3
Difficulty
hard

Write the fact family for 2, 5, 10:

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Answer: 2 × 5 = 10; 5 × 2 = 10; 10 ÷ 2 = 5; 10 ÷ 5 = 2

SubType
fact-family
Facts
  • 2 × 5 = 10
  • 5 × 2 = 10
  • 10 ÷ 2 = 5
  • 10 ÷ 5 = 2
Difficulty
hard

Write the fact family for 7, 2, 9:

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Answer: 7 + 2 = 9; 2 + 7 = 9; 9 - 7 = 2; 9 - 2 = 7

SubType
fact-family
Facts
  • 7 + 2 = 9
  • 2 + 7 = 9
  • 9 - 7 = 2
  • 9 - 2 = 7
Difficulty
hard

Write the fact family for 4, 8, 32:

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Answer: 4 × 8 = 32; 8 × 4 = 32; 32 ÷ 4 = 8; 32 ÷ 8 = 4

SubType
fact-family
Facts
  • 4 × 8 = 32
  • 8 × 4 = 32
  • 32 ÷ 4 = 8
  • 32 ÷ 8 = 4
Difficulty
hard