(4 phần 3 – 2 phần 3)÷1 phần 2 Giai bằng 2 cách 23/09/2021 Bởi Peyton (4 phần 3 – 2 phần 3)÷1 phần 2 Giai bằng 2 cách
Cách 1: `(4/3-2/3):1/2` `=2/3:1/2` `=2/3xx2/1` `=4/3` Cách 2: `(4/3-2/3):1/2` `=4/3:1/2-2/3:1/2` `=4/3xx2/1-2/3xx2/1` `=8/3-4/3` `=4/3` Bình luận
($\frac{4}{3}$-$\frac{2}{3}$)÷$\frac{1}{2}$=$\frac{2}{3}$÷$\frac{1}{2}$ = $\frac{2}{3}$ × 2 =$\frac{4}{3}$ ($\frac{4}{3}$-$\frac{2}{3}$)÷$\frac{1}{2}$= $\frac{4}{3}$÷$\frac{1}{2}$-$\frac{2}{3}$÷$\frac{1}{2}$ =$\frac{4}{3}$×2-$\frac{2}{3}$×2 =$\frac{8}{3}$-$\frac{4}{3}$ =$\frac{4}{3}$ Bình luận
Cách 1:
`(4/3-2/3):1/2`
`=2/3:1/2`
`=2/3xx2/1`
`=4/3`
Cách 2:
`(4/3-2/3):1/2`
`=4/3:1/2-2/3:1/2`
`=4/3xx2/1-2/3xx2/1`
`=8/3-4/3`
`=4/3`
($\frac{4}{3}$-$\frac{2}{3}$)÷$\frac{1}{2}$=$\frac{2}{3}$÷$\frac{1}{2}$
= $\frac{2}{3}$ × 2
=$\frac{4}{3}$
($\frac{4}{3}$-$\frac{2}{3}$)÷$\frac{1}{2}$= $\frac{4}{3}$÷$\frac{1}{2}$-$\frac{2}{3}$÷$\frac{1}{2}$
=$\frac{4}{3}$×2-$\frac{2}{3}$×2
=$\frac{8}{3}$-$\frac{4}{3}$
=$\frac{4}{3}$