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Phạm Trần Thảo Vy

Khi chia A cho 177 ,ta được số dư là 9 .Hỏi tăng thêm A bao nhêu đơn vị để phép chia không dư và thương tăng lên 2 đơn vị

quách anh thư
25 tháng 1 2018 lúc 19:58

A-9 chia hết cho 177

A phải tăng thêm :
117*2-9=225

đ/s:225

chúc bn hok giỏi

Phước Lộc
25 tháng 1 2018 lúc 19:58

Cách 1: A - 9 chia hết cho 117 

A phải tăng :

117 x 2 - 9 = 225

đ/s : 225

Nhật Đoàn
25 tháng 1 2018 lúc 19:59

225 đó 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000%

trương công khanh
6 tháng 12 2019 lúc 14:59

225 do ban 

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