Question

How can u use mental math to multiply 800 x 5

Answer 1

Answer:

4000

Step-by-step explanation:

First multiply the basic math, 8 times 5, which is 40.

Now add the two zeros from the 800 onto 40, making it 4000.

Answer 2

Answer:

You can use mental math because you know that 8x5 is 40 so u add in two more zeros because there are still two zeros in 800 to get 4000. Hope this helps! :)

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