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photduangu
6 tháng trước

lớp 5A có 48 học sinh, số học sinh hoàn thành chiếm 90% số học sinh cả lớp. Hỏi lớp 5A có bào nhiêu học sinh chưa hoàn thành bài

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donghanh88
6 tháng trước

                                                        Giải

số học sinh chưa hoàn thành bài là

48 x 100 : 90 =7  (học sinh) 

Đáp số : 7 hs

 

Nguyenlehongdao10
6 tháng trước

Đáp án:

Bài giải :

Lớp 5A có số học sinh chưa hoàn thành bài là : 

48 x 90 : 100 = 43.2 ( học sinh )

Đ/s : 43.2 học sinh 

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