12.48:0.5x1.25x5x2x2x2phan 2x3x6x2x1.2:0.5x0.5x5x2
trentu so gach 0.5 ;3 so 2 o cuoi ;5 va 1.25
duoi mau so gach 2 so 2 o cho dau va cho 6x2; 1.25 1 so 0.5 va gach ca 5x2 o cho cuoi
bang 12.48phan 18
12.48:0.5x1.25x5x2x2x2phan 2x3x6x2x1.2:0.5x0.5x5x2
trentu so gach 0.5 ;3 so 2 o cuoi ;5 va 1.25
duoi mau so gach 2 so 2 o cho dau va cho 6x2; 1.25 1 so 0.5 va gach ca 5x2 o cho cuoi
bang 12.48phan 18
Tính bằng cách thuận tiên nhất
12,48:0,5x6,25x4x2
__________________
2x3,12x1,25:0,25x10
Ai Nhanh Mik **** nhé
Mik Cần gấp
tính nhanh:
\(\dfrac{12,48:0,5x6,25x4x2}{2x3,12x1,25:0,25x10}\)
tính nhanh
12,48:0,5x6,25x4x2
2x3,12x1,25:0,25x10
12,48:0,5x6,25x4x2/2x3,12x1,25:0,25x10
\(\frac{12,48:0,5x6,25x4x2}{2x3,12x1,25:0,25x10}\)
Tính nhanhn x là nhân
Tính nhanh
\(\frac{12,48:0,5x6,25x4x2}{2x3,12x1,25:0,25x10}\)
Tính nhanh:
\(\frac{12,48:0,5x6,25x4x2}{2x3,12x1,25:0,25x10}\)
\(\frac{12,48:0,5x6,25x4x2}{2x3,12x1,25:0,25x10}\)
Tính nhanh:
a(12,48:0,5x6,25x4x2
2,5x1,95+1,95x4+3,5x1,95
b(_______________________
2x3,12x1,25:0,25x10