puzzledprincess8037
12.03.2020 •
Mathematics
Please answer the problem
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Ответ:
The second works better because:
577-479= 577-(477+2)= 577-477-2=100-2=98
Step-by-step explanation:
Ответ:
Mental math works better.
Step-by-step explanation:
Mental math.
Counting on the number line is more open to error.
Ответ: