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Số nhân với 15 là :
8,35 x 15 = 125,25
Kết quả đúng là :
125,25 x 15 = 1878,75
Đáp số : 1878,75
Số thập phân là :
8,35 x 15 =125,25
Vậy kết quả đúng là:
125,25 x 15 =1878,75
Số nhân với 15 là :
8,35 * 15 = 125,25
Kết quả đúng là :
125,25 * 15 = 1878,75
Đáp số : 1878,75
Lời giải:
Số được đem chia với 0,75 là:
$1,8:0,75=2,4$
Kết quả phép tính đúng là:
$2,4:0,75=3,2$
Sô thập phân đó là :
8,35 x 15 = 125,25
Kết quả đúng :
125,25 x 15 = 1878,75
Số đó là :8,35 x 15 = 125,25
Kết quả đúng của phép nhân đó là :
125,25 x 15 = 1878,75
Đ/S : ......
tk mk nha
Nguyễn Thanh Hữu
Số thập phân là:
8,35 x 15 = 125,25
kết quả đúng củ phép nhân
125,25 x 15 = 1878,75
số nhân với 155 là :
8,35x15=125,25
tích đúng là :
125,25x15=1878,75
đáp số ; 1878,75
Ta gọi STP là a; STN là b
Nếu viết nhầm dấu phẩy của STP lùi sang bên phải một hàng => số mới sẽ gấp 10 lần số cũ
Theo đề ra ta có:
a * 1 + b * 1 = 51,98 ( vì a * 1 = a và b * 1 = b )
a * 10 + b * 1 = 87,8
Ta nhìn thấy phép trên TS1 kém TS1 của phép dưới a * 9
=> a * 9 là:
87,8 - 51,98 = 35,82
Vậy a là:
35,85 : 9 = 3,98
Thừa số còn lại là:
3,25:1,3=2,5
Kết quả đúng của phép nhân đó là:
3,25*2,5=8,125
Đáp số: 8,125
k mik !!! nha
8,125 nha bạn
thừa số còn lại là :
3,25:1,3=2,5
kết quả đúng là :
3,25x2,5=8,125
vậy tích đúng của phép nhân là 8,125
8.125 đó chúc bạn học giỏi nha
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8.125 do cac ban
Bằng 8,125 nha
thank nha
8,125 nha bn
8,125 nhá bạn
8,125 dung roi do cac ban a
8,125 dung roi do
ok
8.125
8.125 nha ban
8,125 mình chắc chắn 100000000000000000000000000000000000000000000000000000000000000000000000000000%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
8,125 là đúng nhất.
Tk mình nha
8,125 k mình nhé
hoàng đạt oai thế
thank you
ra 8,125 nha ban chắc chắn lun minh thi violympic rùi
8,125 đấy, mình chắc chắn đúng vì mình đã thi trên violympic rồi mà.
8,125 là đúng
Đáp an la 8.125
Thừa số còn lại là:
3,25 :1,3= 2,5
Kết quả đúng là:
3,25 x 2,5= 8,125
Đ/S: 8,125
k mk nhé
= 8,125 nhe
thank you
Thừa số còn lại là:
3,25:1,3=2,5
Kết quả đúng của phép nhân là:
3,25x2,5=8,125
Thừa số còn lại là:
3,25:1,3=2,5
Kết quả đúng của phép nhân đó là:
3.25x2,5=8,125
Đáp số: 8, 125
Đúng thì k
8,125 nha
8,125 là đúng 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