Math

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There are 21 boxes of crackers in 1 case. Each box contains 24 crackers. What is the best estimate for the number of crackers in 7 cases?
A. 3,100
B. 3,500
C. 3,800
D. 4,000

Do I do 24x21? If I'm suppose to do that I don't know what I'm suppose to do next

• Math -

You're partly right. Now you need to multiply by 7.

Since you're supposed to estimate, multiply 20 * 25 * 7

• Math -

Instead of 24x21 I do 20x25?

• Math -

Yes, multiply 20 * 25 * 7

• Math -

It's B,right?

• Math -

Right!

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