expert Set 69 Form Exercise

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
expert

Write the fact family for 3, 10, 30:

Show answer

Answer: 3 × 10 = 30; 10 × 3 = 30; 30 ÷ 3 = 10; 30 ÷ 10 = 3

SubType
fact-family
Facts
  • 3 × 10 = 30
  • 10 × 3 = 30
  • 30 ÷ 3 = 10
  • 30 ÷ 10 = 3
Difficulty
expert

Write the fact family for 8, 2, 10:

Show answer

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
expert

Write the fact family for 5, 8, 40:

Show answer

Answer: 5 × 8 = 40; 8 × 5 = 40; 40 ÷ 5 = 8; 40 ÷ 8 = 5

SubType
fact-family
Facts
  • 5 × 8 = 40
  • 8 × 5 = 40
  • 40 ÷ 5 = 8
  • 40 ÷ 8 = 5
Difficulty
expert

Write the fact family for 5, 2, 7:

Show answer

Answer: 5 + 2 = 7; 2 + 5 = 7; 7 - 5 = 2; 7 - 2 = 5

SubType
fact-family
Facts
  • 5 + 2 = 7
  • 2 + 5 = 7
  • 7 - 5 = 2
  • 7 - 2 = 5
Difficulty
expert

Write the fact family for 5, 9, 45:

Show answer

Answer: 5 × 9 = 45; 9 × 5 = 45; 45 ÷ 5 = 9; 45 ÷ 9 = 5

SubType
fact-family
Facts
  • 5 × 9 = 45
  • 9 × 5 = 45
  • 45 ÷ 5 = 9
  • 45 ÷ 9 = 5
Difficulty
expert