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432 = (7 * 60)+12 So 12 isn't divisible by 7. 8631 = (7 * 1000)+(7 * 200)+(7 * 30)+(7 * 3) So 8631 is divisible by 7. Just keep guessing numbers that get yo
by albertsun 16y ago
432 = (7 * 60)+12
So 12 isn't divisible by 7.
8631 = (7 * 1000)+(7 * 200)+(7 * 30)+(7 * 3)
So 8631 is divisible by 7.
Just keep guessing numbers that get you close and lopping off chunks.
- wwortiz 16y agoOtherwise known as long division :)