Question

What will be the units digit of the squares of the following numbers ?
(1) 539 (ii) 731 (iii) 8593 (iv) 23904
(vi) 39065 (vii) 7358 (viii) 5980
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Answer 1

1) 539 - 9×9 =81

2)731 - 1×1=1

3)8593 - 3×3=9

4)23904 - 4×4 =16

5)39065 - 5×5 =25

6)7358 - 8×8 =64

7)5980 - 0×0 =0

Answer 2

Answer:

1) 539 - 9×9 =81.

2)731 - 1×1=1.

3)8593 - 3×3=9.

4)23904 - 4×4 =16.

5)39065 - 5×5 =25.

6)7358 - 8×8 =64.

7)5980 - 0×0 =0.

Step-by-step explanation:

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