Mathematics 2016 Standards of Learning - Grade 2 ...

Hundreds charts can serve as helpful tools as students develop an understanding of 10 more, 10 less, 100 more and 100 less. Rounding a number to the nearest ten means determining which two tens the number lies between and then which ten the number is closest to (e.g., 48 is between 40 and 50 and rounded to the nearest ten is 50, because 48 is ... ................
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