Giải thích hơi dài, tớ chỉ ghi đ/s thôi.
Đ/s: 1.
20/11*33/23*69/180=20*33*69/11*23*180=9/9=1
tinh bang cach bang thuan tien nhat
a, 20/11 * 33/23 * 69/180
b, (675,98 + 888,66 + 111,34 ) * 0,01
tinh bang cach thuan tien
a 20/11nhan 33/23 nhan 69/180
b (675 ,98+888 ,66+111,34)9 nhan 0.01
tinh bang cach thuan tien
\(\frac{20}{11}\)X\(\frac{33}{23}\)X\(\frac{69}{180}\)
Tinh cach thuan tien 20phan11×33/23×69/180=
(675,98+888,66+111,34)×0,01
tinh bang cach thuan tien nhat: 20/11x33/23x69/180
tinh bang cach thuan tien
1.25 - 6.75 + 6.75 + 11 x 65 -1.25+33 x 5
Tinh bang cach thuan tien nhat
19/11+{8/13+3/11}=?
tinh bang cach thuan tien
35 x 12 + 23 x 24 + 19 x 12
Tinh bang cach thuan tien nhat
20, 11×96+20, 11:0, 25
