Fact Family Add Sub Within 100 Hard — Set 42
Write the fact family for 45, 55, 100:
Show answer
Answer: 45 + 55 = 100; 55 + 45 = 100; 100 - 45 = 55; 100 - 55 = 45
- SubType
- fact-family
- Facts
- 45 + 55 = 100
- 55 + 45 = 100
- 100 - 45 = 55
- 100 - 55 = 45
- Difficulty
- hard
Write the fact family for 10, 2, 20:
Show answer
Answer: 10 × 2 = 20; 2 × 10 = 20; 20 ÷ 10 = 2; 20 ÷ 2 = 10
- SubType
- fact-family
- Facts
- 10 × 2 = 20
- 2 × 10 = 20
- 20 ÷ 10 = 2
- 20 ÷ 2 = 10
- Difficulty
- hard
Write the fact family for 21, 42, 63:
Show answer
Answer: 21 + 42 = 63; 42 + 21 = 63; 63 - 21 = 42; 63 - 42 = 21
- SubType
- fact-family
- Facts
- 21 + 42 = 63
- 42 + 21 = 63
- 63 - 21 = 42
- 63 - 42 = 21
- Difficulty
- hard
Write the fact family for 11, 10, 110:
Show answer
Answer: 11 × 10 = 110; 10 × 11 = 110; 110 ÷ 11 = 10; 110 ÷ 10 = 11
- SubType
- fact-family
- Facts
- 11 × 10 = 110
- 10 × 11 = 110
- 110 ÷ 11 = 10
- 110 ÷ 10 = 11
- Difficulty
- hard
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
- hard
Write the fact family for 5, 10, 50:
Show answer
Answer: 5 × 10 = 50; 10 × 5 = 50; 50 ÷ 5 = 10; 50 ÷ 10 = 5
- SubType
- fact-family
- Facts
- 5 × 10 = 50
- 10 × 5 = 50
- 50 ÷ 5 = 10
- 50 ÷ 10 = 5
- Difficulty
- hard
Teaching Notes
Practice fact family add sub within 100 with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
Frequently Asked Questions
How do I use this Fact Family Add Sub Within 100 Hard Worksheets worksheet?
Print the worksheet and complete the problems. Each set number generates a unique arrangement. Use the same set number for all students in a class for consistent assessment.
Is there an answer key?
Yes — every worksheet includes a complete answer key. Print it separately or view it on screen.