Question

check whether the following numbers are divisible by 11

a.928389

b.869484​

Answer 1

yes both the numbers are divisible by 11

a. 928389÷11 = 84399

b. 869484÷11= 79044

Answer 2

Answer:

Both the numbers are divisible by 11

Step-by-step explanation:

Here an easy way to test for divisibility by 11. 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.

a.928389

9-2+8-3+8-9 = 9+6+5-9 = 11

∴ 928389 is divisible by 11

b.869484​

8-6+9-4+8-4 = 2+5+4 = 7+4 = 11

∴ 869484​ is divisible by 11

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