To the nearest ten, 120 To the nearest hundred, 100
121/100 = 121/100
It is 121/100.
120
No, it is not. For it to be a perfect square, the square root of it would have to be an integer, but √120 ≈ 10.954. 100 and 121 are perfect squares nearest to 120. ■
100
100.
You round it down to 100, as the 2 for tens must be rounded down.
To the nearest ten, 120 To the nearest hundred, 100
100
121 rounded to the nearest 10 is 120 .
121
121/100 = 121/100
-1.21 = -121/100 and reduces to: -1 21/100
It is 121/100.
120
11x11=121 100+21=121