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# How do you use mental math to find a value?

Updated: 12/12/2022

Wiki User

12y ago

Mental math is basically just giving an estimate of what the value will be, for example:

5x306= 5x3 and add 2 zeros will give you 1500 and the actual answer is 1530 so its kind of like rounding off to the nearest.

Wiki User

12y ago

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Q: How do you use mental math to find a value?
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