7

\(29-\left[16+3.\left(51-49\right)\right]\)

\(=29-\left[16+3.2\right]\)

\(=29-\left[16+6\right]\)

\(=29-22=7\)

\(29-\left[16+3\left(51-49\right)\right]=29-\left(16+6\right)=29-22=7\)

\(=26-16-3\cdot2\)

=10-6

=4

29-[16+3.( 51-49)]

=29-16-3.2

=7

:))     hok tốt

`@` `\text {Ans}`

`\downarrow`

`29 - [16 + 3.(51 - 49)]`

`= 29 - (16 + 3.2)`

`= 29 - (16 + 6)`

`= 29 - 22`

`= 7`

29 – [16 + 3.(51 – 49)]

= 29 - [16 + 3. 2]

= 29 - [16 + 6]

= 29 - 22

= 7

29/19.49/51+29/19.34/51-29/19.32/51

=29/19.(49/51+34/51-32/51)

=29/19.1

=29/19

\(\dfrac{29}{19}.\dfrac{49}{51}+\dfrac{29}{19}.\dfrac{34}{51}-\dfrac{29}{19}.\dfrac{32}{51}\)

\(=\dfrac{29}{19}.\left(\dfrac{49}{51}+\dfrac{34}{51}-\dfrac{32}{51}\right)\)

\(=\dfrac{29}{19}.1\)

\(=\dfrac{29}{19}\)

29/19 . 49/51 + 29/19 . 34/51 - 29/19 . 32/51

= 29/19 .(49/51 + 34/51 - 32/51)

= 29/19 .(83/51 - 32/51)

= 29/19 . 51/51

= 29/19 . 1

= 29/19

a.20:4+5^1

=5+5

=10

b.29-[16+3.3]

=29-[16+9]

=29-25

=4

a)100:25+7.9=4+16=20

b)84:4+9+1=31

c)29-(16+3.1)=10

d)5.4+98:49=20+2=22

a: =4+7x9

=67

b: =21+9+1

=31

b: =20+98:49

=20+2

=22

c: =9-147:49

=9-3

=6

1: =29-16-3*2=13-6=7

2: =35-12+(-14)-2

=23-16=7

3: =4*3125-32:16

=12500-2

=12498

4: =-452+67-75+452=-8

5: =18+99*18-3^5-2^5

=1800-275

=1525

a, 29-[16+3.(51-49)]

=29-[16+3.2]

=29-[16+6]

=29-22

=7

b,10^2-60:(5^6:5^4-3.5)

=100-60:(5^2-15)

=100-60:(25-15)

=100-60:10

=100-6

=94

c,(-123)+/-13/+(-7)

=(-123)+13+(-7)

=-110+(-7)

=-117

k nhé mình nhanh nhất

10^2-[ 60/(5^6/5^5-3.5)]