Question

Find the largest 4 digit number which is exactly divisible by 30.

Answer 1

9990

The largest 4 digit number which is exactly divisible by 30 is 9990.

To find:

The largest 4 digit number which is exactly divisible by 30

Step-by-step explanation:

We know that, the largest 4 digit number is 9999.

We divide 9999 by 30 and see for how many times can 30 be subtracted from 9999.

[ Refer to the attached image for the long division. ]

We see that, quotient = 333 and remainder = 9.

Thus the required number can be found in two ways:

1. 30 × 333 = 9990
2. 9999 - 9 = 9990

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