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Multiplication

Grade 3 · Math · Free lesson

Hi there! I'm Studyfin, and I'm so excited to explore the magic of multiplication with you! It's like a math superpower that helps us add equal groups super fast.

Imagine you are hosting a mini-party and have 3 plates. If you place 2 delicious cookies on each plate, how many cookies do you have in total? You could count them one by one, or add them up: 2 + 2 + 2 = 6.

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Instead of adding the same number over and over, we can use multiplication! We write this as 3 groups of 2, or 3 times 2 (3 × 2 = 6). It's a much faster way to find the total!

2+ 2+ 23 × 2 = 6!

We can also organize our groups into neat rows and columns. This grid is called an 'array'. An array with 2 rows and 4 columns shows us that 2 groups of 4 make 8!

Row 1 (4 dots)Row 2 (4 dots)2 rows of 4 = 8!

So, whenever you see equal-sized groups, you can multiply them! It is just a faster way of doing repeated addition. You're already getting the hang of it!

✏️ Worked example

Find the total number of apples if you have 4 baskets, and each basket has 3 apples inside.

  1. Identify the number of groups: We have 4 baskets, which means we have 4 groups.
  2. Identify how many are in each group: Each basket has 3 apples.
  3. Write it out as addition: 3 + 3 + 3 + 3.
  4. Write it as a multiplication sentence: 4 groups of 3 is written as 4 × 3.
  5. Calculate the total: 3 plus 3 is 6, plus 3 is 9, plus 3 is 12.
  6. State the final answer: 4 × 3 = 12 apples!
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