It is 140
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136
Round 42,199,279 to the nearest 10 million.
100, if it was 150 or up, it would be 200
To round 12 to the nearest 10, you look at the digit in the tens place, which is 1. Since 1 is less than 5, you round down. Therefore, rounding 12 to the nearest 10 gives you 10.
It would stay the same