expert Set 99 Form Exercise

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
expert

Write the fact family for 5, 2, 10:

Show answer

Answer: 5 × 2 = 10; 2 × 5 = 10; 10 ÷ 5 = 2; 10 ÷ 2 = 5

SubType
fact-family
Facts
  • 5 × 2 = 10
  • 2 × 5 = 10
  • 10 ÷ 5 = 2
  • 10 ÷ 2 = 5
Difficulty
expert

Write the fact family for 8, 5, 40:

Show answer

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

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

Write the fact family for 1, 2, 3:

Show answer

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

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

Write the fact family for 3, 6, 18:

Show answer

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

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