In this topic, we will multiply and divide whole numbers. The topic starts with 1-digit multiplication and division and goes through multi-digit problems. We will cover regrouping, remainders, and word …

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To multiply decimals, we multiply them just like whole numbers. We count the number of digits behind the decimal in both numbers we're multiplying, and make sure our answer has the same number of …

Let's build a solid foundation of multiplication so we will be ready to multipy 1 and 2-digit numbers in fourth grade! In this unit, we will practice using equal groups, number lines, groups of objects, and …

In this topic, we will explore fractions conceptually and add, subtract, multiply, and divide fractions.

When multiplying fractions, you first start with the two fractions you want to multiply. You multiply the numerators (the top numbers) together, and then multiply the denominators (the bottom numbers) …

Why have just one way to multiply fractions when you can have four? Learn how to use number lines, the fraction model, the area model, and word problems to multiply fractions like a pro.

Sal defines what it means to multiply a matrix by a scalar (in the world of matrices, a scalar is simply a regular number).

In this topic, we will multiply and divide whole numbers. The topic starts with 1-digit multiplication and division and goes through multi-digit problems. We will cover regrouping, remainders, and word …

Multiplying mixed numbers is similar to multiplying whole numbers, except that you have to account for the fractional parts as well. By converting mixed numbers into improper fractions, you can multiply …