Respuesta :

If the number you are rounding is followed by 5, 6, 7, 8, or 9, round the number up (+1).


If the number you are rounding is followed by 0, 1, 2, 3, or 4, round the number down (no change).

[tex]31\underline{5}\approx320[/tex]
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315 to the nearest ten is 320. If you have a 5 in the ones place, its the larger tens
Q&A Education