how do i know when a number is divisible by 7

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anonymous · Answer 1 · 2013-05-05T23:59:53+0000

get out yer litter 1$ kalkulate & divide bi 7

if it is a fakter, yu get integer.....1, 2, 3, 4, 5,...

zampel...25/7=3.5714285...NOT integer, yu hav leftover

7 is NOT a fakter av 25

Liela Mae · Answer 2 · 2013-07-16T12:38:11+0000

if double the last digits &subtract it from the rest of the numbers and then answer is 0 or divisible by 7

how do i know when a number is divisible by 7

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