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Updated: Oct 29, 2023

Let's continue with our analogy of learning to walk. If addition is like walking, then multiplication is like running. It's a faster and more exciting operation that shares many similarities with addition, making it feel familiar to students. In fact, multiplication is like a sped-up version of skip-counting, which is essentially a form of repeated addition.

Properties of Multiplication:

1. Commutative Property: The commutative property of multiplication tells us that changing the order of the numbers being multiplied doesn't change the result. For example, 2 * 3 is the same as 3 * 2, and they both equal 6.

2. Associative Property: The associative property of multiplication states that when multiplying three or more numbers, the grouping of the numbers doesn't affect the final product. For example, (2 * 3) * 4 is the same as 2 * (3 * 4), and both result in 24.

3. Identity Property: The identity property of multiplication says that when we multiply any number by one, the value of that number remains the same. For instance, 5 * 1 is still 5. The number one is known as the multiplicative identity.

4. Zero Property: The zero property of multiplication tells us that when we multiply any number by zero, the result is always zero. For example, 7 * 0 is equal to 0.

5. Distributive Property: The distributive property of multiplication over addition is a powerful property. It states that when we multiply a number by the sum of two other numbers, it's the same as multiplying the number by each of the other two numbers separately and then adding those products together. In other words, for any three numbers a, b, and c, a * (b + c) = (a * b) + (a * c). For example, 2 * (3 + 4) equals (2 * 3) + (2 * 4), which simplifies to 14 on both sides.

These properties are fundamental to the operation of multiplication. They provide helpful relationships and rules that make working with multiplication easier and more efficient. By understanding these properties, students can simplify and rearrange multiplication expressions, making complex calculations more manageable.

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