Question

Number of zeroes in the end of the square of 400 is ____________.​

Answer 1

Answer:

4 zeros

Step-by-step explanation:

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Answer 2

Answer:

→400²=160000

Easy Shortcut:-

→whenever you want to square a number which ends with 0, simply doubles the number of zeros, and append these zeros with square of number without the zero. For example 500, it has 2 zeros so zeros in the square of number would be 4 and square of 5 is 25. so result would be 250000.

$\huge \green{ \boxed{ 4 zeros}}$