Question

Find the nearest number of 25
Please answer​

Answer 1

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Here we cannot see whether 25 is closer to 20 or to 30.

What is round up?

If the digit has following rounding place like 5, 6, 7, 8, or 9, we round up.

What is round down?

If the digit has following rounding place like 0, 1, 2, 3 or 4, we round down.

Hope this helps you!