Multiplication: Practice 15

In this Grade 3 lesson on Multiplication, you will practice solving problems like: "Carlos has 8 bags with 9 marbles in each bag. How many marbles in all?". Work through each problem carefully, use the hints if you need help, and check your answers. This builds your understanding of multiplication step by step.

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Carlos has 8 bags with 9 marbles in each bag. How many marbles in all?

1Read the problem carefully: "Carlos has 8 bags with 9 marbles in each bag. How many marbles in all?"

Problem 1 of 5

1

Problem 1

Carlos has 8 bags with 9 marbles in each bag. How many marbles in all?

Problem 2 of 5

2

Problem 2

An array has 8 rows and 9 columns. How many squares are there?

Problem 3 of 5

3

Problem 3

What is 2 × 1?

Problem 4 of 5

4

Problem 4

What is 2 × 5?

Problem 5 of 5

5

Problem 5

An array has 9 rows and 8 columns. How many squares are there?

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You got 0 of 5 right.

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🌍 Where you'd use this: Every time you check the score, count change, or figure out how long until something — that's this.

🤯 Fun fact: 🤯 The number 0 is younger than you think. People did math for thousands of years before they invented zero.

🏆 Try this week: Time yourself on 10 mental math problems before bed for 5 days. Track your speed.

👨‍👩‍👧 At dinner: “What's the fastest way you can think of to solve 27 + 18? No paper.”

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Multiplication: Practice 15

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Multiplication: Practice 15

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