Easy examples of division and multiplication fact families

📚 Quick Study Guide

• 🔢 A fact family is a set of related multiplication and division equations that use the same numbers.
• ✖️ Multiplication and division are inverse operations, meaning they undo each other.
• 💡 For a fact family involving numbers $a$, $b$, and $c$, where $a \times b = c$, the related facts are: $a \times b = c$, $b \times a = c$, $c \div a = b$, and $c \div b = a$.
• ➕ Remember that order matters in division and subtraction, but not in multiplication and addition.
• 📝 Understanding fact families helps build number sense and makes problem-solving faster.

🧪 Practice Quiz

1. What fact is related to $3 \times 4 = 12$ in the same fact family?

   1. $12 + 3 = 15$
   2. $4 \times 2 = 8$
   3. $12 \div 4 = 3$
   4. $3 + 4 = 7$

2. Which equation is NOT part of the fact family for 2, 5, and 10?

   1. $2 \times 5 = 10$
   2. $5 \times 2 = 10$
   3. $10 \div 5 = 2$
   4. $10 \times 2 = 20$

3. What division fact is related to $6 \times 7 = 42$?

   1. $42 \times 7 = 6$
   2. $6 + 7 = 13$
   3. $42 \div 6 = 7$
   4. $7 \div 42 = 6$

4. Which number completes the fact family: __ \times 8 = 24, 8 \times __ = 24, 24 \div 8 = __, 24 \div __ = 8?

   1. 2
   2. 3
   3. 4
   4. 5

5. Which multiplication fact belongs to the same fact family as $15 \div 3 = 5$?

   1. $15 \times 3 = 45$
   2. $3 \times 5 = 15$
   3. $5 + 3 = 8$
   4. $15 \div 5 = 3$

6. What is the missing number: $9 \times 4 = 36$, $4 \times 9 = 36$, $36 \div 4 = $ __, $36 \div 9 = $ __?

   1. 3
   2. 4
   3. 5
   4. 9

7. Which of the following is NOT a fact family?

   1. $2 \times 6 = 12$, $6 \times 2 = 12$, $12 \div 6 = 2$, $12 \div 2 = 6$
   2. $3 \times 8 = 24$, $8 \times 3 = 24$, $24 \div 3 = 8$, $24 \div 8 = 3$
   3. $4 \times 5 = 20$, $5 \times 4 = 20$, $20 \div 5 = 4$, $20 \div 4 = 5$
   4. $1 \times 9 = 10$, $9 \times 1 = 10$, $10 \div 1 = 10$, $10 \div 10 = 1$