129
120
110
Round 42,199,279 to the nearest 10 million.
The answer is 10
10
50if the end number is 5-9 then round upif the end number is 0-4 then round downe.g. 51 to the nearest 10 = 5068 to the nearest 10 = 70
100
100
110 is already smack on a multiple of ten. The nearest different multiple of ten is 10 away from it.
To the nearest ten, 110
100
To the nearest ten, 110
110 i think
110
110
110
110
110