Question

how to find the possible untis place of a square number​

Answer 1

Answer:

Step-by-step explanation:

Here is your key:

If the digit ends in 1, units digit is 1.

If the digit ends in 2, units digit is 4.

If the digit ends in 3, units digit is 9.

If the digit ends in 4, units digit is 6.

If the digit ends in 5, units digit is 5.

If the digit ends in 6, units digit is 6.

If the digit ends in 7, units digit is 9.

If the digit ends in 8, units digit is 4.

If the digit ends in 9, units digit is 1.

If the digit ends in 0, units digit is 0.

No square number ends in 2, 3, 7 and 8.

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