hard Set 78 Form Exercise

Write the fact family for 4, 5, 20:

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Answer: 4 × 5 = 20; 5 × 4 = 20; 20 ÷ 4 = 5; 20 ÷ 5 = 4

SubType
fact-family
Facts
  • 4 × 5 = 20
  • 5 × 4 = 20
  • 20 ÷ 4 = 5
  • 20 ÷ 5 = 4
Difficulty
hard

Write the fact family for 5, 6, 30:

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Answer: 5 × 6 = 30; 6 × 5 = 30; 30 ÷ 5 = 6; 30 ÷ 6 = 5

SubType
fact-family
Facts
  • 5 × 6 = 30
  • 6 × 5 = 30
  • 30 ÷ 5 = 6
  • 30 ÷ 6 = 5
Difficulty
hard

Write the fact family for 4, 6, 10:

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Answer: 4 + 6 = 10; 6 + 4 = 10; 10 - 4 = 6; 10 - 6 = 4

SubType
fact-family
Facts
  • 4 + 6 = 10
  • 6 + 4 = 10
  • 10 - 4 = 6
  • 10 - 6 = 4
Difficulty
hard

Write the fact family for 8, 2, 10:

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Answer: 8 + 2 = 10; 2 + 8 = 10; 10 - 8 = 2; 10 - 2 = 8

SubType
fact-family
Facts
  • 8 + 2 = 10
  • 2 + 8 = 10
  • 10 - 8 = 2
  • 10 - 2 = 8
Difficulty
hard

Write the fact family for 6, 3, 18:

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Answer: 6 × 3 = 18; 3 × 6 = 18; 18 ÷ 6 = 3; 18 ÷ 3 = 6

SubType
fact-family
Facts
  • 6 × 3 = 18
  • 3 × 6 = 18
  • 18 ÷ 6 = 3
  • 18 ÷ 3 = 6
Difficulty
hard

Write the fact family for 2, 7, 9:

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

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