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Four twenty fives is one hundred, so eight twenty-fives must be two hundred. Two times twenty-three is forty-six, so the answer is forty-six hundred.

Q: How do you solve 8x25x23 using mental math?

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Mental math is basically math in your head so for example 40x2=80 so I did that in my head

how to do mental math useing propertys

by using your brain

No difference. Both require you to think it out rather than write it out.

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fcbgf

Mental math is basically math in your head so for example 40x2=80 so I did that in my head

how to do mental math useing propertys

510 divide by 52 using mental math and using long div = 9.807692307692308

by using a calculator

by using your brain

371

You

3.4

yes

No difference. Both require you to think it out rather than write it out.

If you use mental math, you can't go back to see where you messed up. Plus some teachers are picky and want you to show your work. But unless you're very good at math, and can do it mentally and not get a single thing wrong, then good. However, I think you should still solve it on PAPER.