hard Set 87 Form Exercise

Write the fact family for 7, 1, 8:

Show answer

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 2, 5, 10:

Show answer

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 9, 3, 27:

Show answer

Answer: 9 × 3 = 27; 3 × 9 = 27; 27 ÷ 9 = 3; 27 ÷ 3 = 9

SubType
fact-family
Facts
  • 9 × 3 = 27
  • 3 × 9 = 27
  • 27 ÷ 9 = 3
  • 27 ÷ 3 = 9
Difficulty
hard

Write the fact family for 4, 6, 10:

Show answer

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 9, 1, 10:

Show answer

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

Write the fact family for 1, 1, 2:

Show answer

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