Coolmath Pre-Algebra
Prime and Composite Numbers lesson 1 -
Divisibility Tests
(page 3 of 11)
---- This pre-algebra lesson explains how to use
divisibility tests. |
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Here's a harder one:


What about this one?


Divisibility by
10
Test:
This is the easiest one!
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A
number is divisible by
10
if the last
digit is
0. |


Continued on the
next
page
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prohibited. |
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