medium Set 30 Form Exercise

Write the fact family for 3, 9, 27:

Show answer

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

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

Write the fact family for 10, 7, 70:

Show answer

Answer: 10 × 7 = 70; 7 × 10 = 70; 70 ÷ 10 = 7; 70 ÷ 7 = 10

SubType
fact-family
Facts
  • 10 × 7 = 70
  • 7 × 10 = 70
  • 70 ÷ 10 = 7
  • 70 ÷ 7 = 10
Difficulty
medium

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
medium

Write the fact family for 2, 1, 3:

Show answer

Answer: 2 + 1 = 3; 1 + 2 = 3; 3 - 2 = 1; 3 - 1 = 2

SubType
fact-family
Facts
  • 2 + 1 = 3
  • 1 + 2 = 3
  • 3 - 2 = 1
  • 3 - 1 = 2
Difficulty
medium

Write the fact family for 2, 3, 5:

Show answer

Answer: 2 + 3 = 5; 3 + 2 = 5; 5 - 2 = 3; 5 - 3 = 2

SubType
fact-family
Facts
  • 2 + 3 = 5
  • 3 + 2 = 5
  • 5 - 2 = 3
  • 5 - 3 = 2
Difficulty
medium