Mental Math Tricks, Count Up by Place Value to Add

First published at 22:00 UTC on April 30th, 2024.

We can quickly add numbers using mental math by starting with the first addend, and counting up by adding each place value of the other addend.
Try to add a group of numbers without paper and pencil by using this method.
Whether working as a cashier,…

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CategoryEducation
SensitivityNormal - Content that is suitable for ages 16 and over
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