75/100 +75%*59+0.75*40
75/100 + 3/4 x 29 +75% x30 + 0.75 x 40 =?
Tham khảo:
75/100 + 3/4 x 29 + 75% x 30 + 0,75 x 40
= 0,75 + 0,75 x 29 + 0,75 x 30 + 0,75 x 40
= 0,75 x (1 + 29 + 30 + 40)
= 0,75 x 100
= 75
Tính bằng cách nhanh nhất: 75/100+ 3/4 ×29 +75% ×30 + 0.75 ×40
= ( 75 : 100 ) + ( 3: 4 ) + ( 75 : 100 ) x 29 x 30 + 0,75 x 40
= 0,75 + 0,75 + 0,75 x 29 x30 + 0,75 x 40
= 0,75 x ( 29 + 30 + 40 )
= 0,75 x 100
= 75
tham khảo:
= ( 75 : 100 ) + ( 3: 4 ) + ( 75 : 100 ) x 29 x 30 + 0,75 x 40
= 0,75 + 0,75 + 0,75 x 29 x30 + 0,75 x 40
= 0,75 x ( 29 + 30 + 40 )
= 0,75 x 100
= 75
75/100 + 3/4 x 29 +75% x30 + 0.75 x 40 =?
tối đa 2 cách:3
`@Neo`
`75/100 + 3/4 xx 29 +75% xx 30 + 0,75 xx 40 `
`=75/100+3/4xx29+75/100xx30+3/4xx40`
`=75/100+75/100xx29+75/100xx30+75/100xx40xx1`
`=75/100xx(29+1+30+40)`
`=75/100xx100`
`=7500/100=75/1=75`
__________________________________________
`75/100 + 3/4 xx 29 +75% xx 30 + 0,75 xx 40 `
`=75/100+3/4xx29+75/100xx30+3/4xx40`
`=3/4+3/4xx29+75/100xx30+3/4xx40xx1`
`=3/4xx(29+1+30+40)`
`=3/4xx100`
`=300/4=75/1=75`
________________________________________
`75/100 + 3/4 xx 29 +75% xx 30 + 0,75 xx 40 `
`=0,75+0,75×29+0,75×30+0,75×40`
`=0,75×(1+29+30+40)`
`=0,75xx100`
`=75`
`75/100+3/4xx29+75%xx30+0,75xx40`
`=3/4+3/4xx29+3/4xx30+3/4xx40`
`=3/4xx(1+29+30+40)`
`=3/4xx100=75`
Tính nhanh:
\(\dfrac{75}{100}+\dfrac{3}{4}\cdot29+75\%\cdot30+0.75\cdot40\)
`75/100+3/4 *29+75% *30 + 0,75 * 40`
`= 0,75 + 0,75 * 29 + 0,75 * 30 + 0,75 * 40`
`= 0,75 * (1+29+30+40)`
`=0,75*100`
`=75`
\(\dfrac{75}{100}+\dfrac{3}{4}.29+75\%.30+0,75.40=\dfrac{75}{100}+\dfrac{75}{100}.29+\dfrac{75}{100}.30+\dfrac{75}{100}.40=\dfrac{75}{100}.\left(1+29+30+40\right)=\dfrac{75}{100}.100=75\)
75/100 + 0,75 * 29 + 75% * 30 + 3/4 * 40
75/100 + 3/4 . 29 + 75% . 30 + 0,75 . 40
75/100 + 3/4 . 29 + 75% . 30 + 0,75 . 40
= 3/4 + 3/4 . 29 + 3/4 . 30 + 3/4 . 40
= 3/4 .(1 + 29 + 30 + 40)
= 3/4 . 100
= 75
Ủng hộ mk nha ^_-
\(\dfrac{3}{4}\) x 36 + 75% x 23 + \(\dfrac{75}{100}\) + 0,75 x 40
= ..... x 36 + ....... x 23 + ..... + 0,75 x 40
= ..... x ( 36 + 23 + 1 + ..... )
= ..... x 100
= .....
75/100 + 3/4 x 29 + 75% x 30 + 0,75 x 40
\(=\dfrac{3}{4}\left(1+29+30+40\right)=\dfrac{3}{4}\cdot100=75\)
75/100 + 3/4 x 29 + 75% x 30 + 0,75 x 40
\(\frac{75}{100}+\frac{3}{4}\times29+75\%\times30+0,75\times40\)
\(=0,75+0,75\times29+0,75\times30+0,75\times40\)
\(=0,75\times(1+29+30+40)\)
\(=0,75\times100\)
\(=75\)
(75 / 100) + ((3 / 4) x 29) + (75% x 30) + (0,75 x 40) =
75 |