($\frac{1}{3}$ + 25 % ) x 12 : 1/3 125,5 x 6/100 – 2,6 + 8/10 29/11/2021 Bởi aihong ($\frac{1}{3}$ + 25 % ) x 12 : 1/3 125,5 x 6/100 – 2,6 + 8/10
( $\frac{1}{3}$ + 25% ) x 12 : $\frac{1}{3}$ = ( $\frac{1}{3}$ x 12 + $\frac{1}{4}$ x 12 ): $\frac{1}{3}$ = ( 4 + 3 ) : $\frac{1}{3}$ = 7 : $\frac{1}{3}$ = 21 ——————————————————- 125,5 x $\frac{6}{100}$ – 2,6 + $\frac{8}{10}$ = 7,53 – 2,6 + 0,8 = 4,93 + 0,8 = 5,73 Bình luận
`(1/3+25%)×12:1/3` `= (1/3+1/4)×12:1/3` `= 7/12×12:1/3` `= 7:1/3` `= 21` `125,5×6/100-2,6+8/10` `= 251/2×3/50-13/5+4/5` `= 753/100-13/5+4/5` `= 573/100` Bình luận
( $\frac{1}{3}$ + 25% ) x 12 : $\frac{1}{3}$
= ( $\frac{1}{3}$ x 12 + $\frac{1}{4}$ x 12 ): $\frac{1}{3}$
= ( 4 + 3 ) : $\frac{1}{3}$
= 7 : $\frac{1}{3}$
= 21
——————————————————-
125,5 x $\frac{6}{100}$ – 2,6 + $\frac{8}{10}$
= 7,53 – 2,6 + 0,8
= 4,93 + 0,8
= 5,73
`(1/3+25%)×12:1/3`
`= (1/3+1/4)×12:1/3`
`= 7/12×12:1/3`
`= 7:1/3`
`= 21`
`125,5×6/100-2,6+8/10`
`= 251/2×3/50-13/5+4/5`
`= 753/100-13/5+4/5`
`= 573/100`