Numbers that 2,3,5,10, can divide can be easily identified. But number that 7 and 11 can divide other their are other ways to identify it But it hardly stick. But this chika's test I just so easy in that if reduce the large number to smaller easy to comprehend numbers of which a decision can be easily made, here is the formula if you have any step u don't understand I will be glad to explain what master chika's test for u. |
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