how we find the number is divisibility of 11
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Step-by-step explanation:
Take the alternating sum of the digits in the number, read from left to right. If that is divisible by 11, so is the original number. So, for instance, 2728 has alternating sum of digits 2 – 7 + 2 – 8 = -11. Since -11 is divisible by 11, so is 2728.
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Answer:
e.g.
Step-by-step explanation:
1243 in this first add unit and hundred digit 2+3 is 5 and add tens and thousands 1+4 is 5 and is 55 it is divisible by 11
hope it helps
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