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mina

Tổng của hai số bằng 1008.Nếu lấy số thứ nhất nhân với 1/3,số thứ hai với 1/5 thì được hai tích bằng nhau .Tìm hai số đó

Lê Phạm Ngọc Linh
6 tháng 12 2014 lúc 17:26

Ta co:

STNx1/3=STHx1/5

STN:3=STH:5

Coi STN gom 3 phan thi STH gom 5 phan nhu the.

Ta co SD:

STN [-----]-----]-----] }1008

STH:[-----]-----]-----]-----]-----]

STN la

1008:(3+5)x3=378

STH la

1008-378=630

D/s:630

      378

Nguyễn Hữu Hưng
8 tháng 12 2014 lúc 6:03

Ta co:

STNx1/3=STHx1/5

STN:3=STH:5

Coi STN gom 3 phan thi STH gom 5 phan nhu the.

Ta co SD:

STN [-----]-----]-----] }1008

STH:[-----]-----]-----]-----]-----]

STN la

1008:(3+5)x3=378

STH la

1008-378=630

D/s:630

      378

nguyenquangminhmt
19 tháng 10 2016 lúc 11:21

các bạn sai rồi. mình làm ra kết quả đúng là STN:630.STH 378

Võ Hoàng Phương Nguyên
2 tháng 1 2017 lúc 15:43

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Trần Ánh
16 tháng 6 2017 lúc 12:25

cac ban oi mình lại làm ra là stn là 630 và st2 378

nguyễn ngọc huyền như
26 tháng 7 2017 lúc 8:12

số thứ nhât 630 số thứ hai 378


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