tinh nhanh 85.12,7+6.3.12,7 Question tinh nhanh 85.12,7+6.3.12,7 in progress 0 Môn Toán Neala 4 years 2020-10-30T23:51:00+00:00 2020-10-30T23:51:00+00:00 2 Answers 72 views 0
Answers ( )
85.12,7 + 5.3.12,7
= 12,7.(85 + 5.3)
= 12,7. ( 85 + 15)
= 12,7.100 = 1270
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cho mik ctlhn nha
`= 12,7(85+5.3)`
`= 12,7.100`
`= 1270`