Mathematics, 07.12.2020 01:50 Jasten
Mike is adding 145 and 237. His work is shown. How can Mike find the sum? Regroup 70 as 7 ones. The sum is 319. Regroup 70 as 7 ones. The sum is 389. 145 → 100 + 40 + 5 +237 200 + 30 + 7 300 + 70 + 12 Regroup 12 into lten and 2 ones. The sum is 382. Regroup 12 into 1 ten and 2 ones. The sum is 372.
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Mike is adding 145 and 237. His work is shown. How can Mike find the sum? Regroup 70 as 7 ones. The...
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