Multiply a Decimal by Powers of 10
When multiplying by a power of ten, move the decimal point to the right by as many places as there are 0s in the power of 10.
For example: Let's multiply 925.653 × 100.
To find the product, move the decimal point to the right by as many places as there are 0s in the power of 10.
925.653 × 100 = ?
Notice that there are two zeros in 100.
So, move the decimal point two places to the right.
So, 925.653 × 100 = 92565.3
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Help
The correct answer is
Remember :
The smallest number is the one that comes first while counting.
Solution :
To arrange the given numbers in order from smallest to greatest, find the smallest number among all the given numbers.
21,27,23
21 is the smallest number.