expert Set 78 Form Exercise

Write the fact family for 1, 9, 10:

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

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

Write the fact family for 2, 2, 4:

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Answer: 2 + 2 = 4; 2 + 2 = 4; 4 - 2 = 2; 4 - 2 = 2

SubType
fact-family
Facts
  • 2 + 2 = 4
  • 2 + 2 = 4
  • 4 - 2 = 2
  • 4 - 2 = 2
Difficulty
expert

Write the fact family for 10, 4, 40:

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Answer: 10 × 4 = 40; 4 × 10 = 40; 40 ÷ 10 = 4; 40 ÷ 4 = 10

SubType
fact-family
Facts
  • 10 × 4 = 40
  • 4 × 10 = 40
  • 40 ÷ 10 = 4
  • 40 ÷ 4 = 10
Difficulty
expert

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
expert

Write the fact family for 8, 6, 48:

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Answer: 8 × 6 = 48; 6 × 8 = 48; 48 ÷ 8 = 6; 48 ÷ 6 = 8

SubType
fact-family
Facts
  • 8 × 6 = 48
  • 6 × 8 = 48
  • 48 ÷ 8 = 6
  • 48 ÷ 6 = 8
Difficulty
expert

Write the fact family for 4, 6, 24:

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Answer: 4 × 6 = 24; 6 × 4 = 24; 24 ÷ 4 = 6; 24 ÷ 6 = 4

SubType
fact-family
Facts
  • 4 × 6 = 24
  • 6 × 4 = 24
  • 24 ÷ 4 = 6
  • 24 ÷ 6 = 4
Difficulty
expert