Real World Examples of Multiplication by 0, 1, 2, 5, 10

📚 Quick Study Guide

• 🔢 Multiplication by 0: Any number multiplied by 0 always equals 0. Mathematically: $a \times 0 = 0$
• 🥇 Multiplication by 1: Any number multiplied by 1 equals the number itself. Mathematically: $a \times 1 = a$
• 👯 Multiplication by 2: Multiplying a number by 2 is the same as adding the number to itself. Mathematically: $a \times 2 = a + a$
• 🖐️ Multiplication by 5: Multiplying by 5 is like counting by fives or halving the number then multiplying by 10.
• 🔟 Multiplication by 10: Multiplying a number by 10 is as simple as adding a 0 to the end of the number. Mathematically: $a \times 10 = a0$

📝 Practice Quiz

1. What is 7 multiplied by 0?
   1. 0
   2. 7
   3. 1
   4. -7
2. What is 15 multiplied by 1?
   1. 0
   2. 1
   3. 15
   4. 16
3. What is 6 multiplied by 2?
   1. 3
   2. 8
   3. 10
   4. 12
4. What is 9 multiplied by 5?
   1. 14
   2. 40
   3. 45
   4. 50
5. What is 23 multiplied by 10?
   1. 2.3
   2. 33
   3. 230
   4. 23
6. A baker makes 0 cookies each day. How many cookies does he make in a week?
   1. 7
   2. 1
   3. 0
   4. 14
7. Sarah has 5 apples and wants to share them with each of her 2 friends. If she gives each friend the same number of apples, how many apples does each friend get?
   1. 10
   2. 2
   3. 2.5
   4. 1