\(=\left(-67\right).\left(-33\right)-67.77+\left(-67\right).33-77.33\)

\(=\left[\left(-67\right).\left(-33\right)+\left(-67\right).33\right]-66.77-77.33\)

\(=-77\left(66+33\right)=-77.99=-7623\)

95 - (129 - 74) : 5 + 2022⁰

= 95 - 55 : 5 + 1

= 95 - 11 + 1

= 95 - 10

= 85

-------

(-67) + 125 + (-33) + 75

= (125 + 75) - (67 + 33)

= 200 - 100

= 100

--------

86.(-108) + 86.9 - 86

= 86.(-108 + 9 - 1)

= 86.(-100)

= 8600

\(\left(100+67\right).67+\left(200-33\right).33\)

\(=167.67+167.33\)

\(=167.\left(67+33\right)=167.100=16700\)

ĐỀ BẠN TỰ GHI À NHA

=167x67+167x33

=167x(67+33)

=167x100

=16700

(100 + 67)  x  67 + (200 – 33)  x 33

=167x67+167x33

=167x(67+33)

=167x100

=16700

= 167 x 67 + 167 x 30 + 161 x 1 + 167 x 2 

= 167 x (67 +30 +1 + 2 )

=167 X 100

= 16 700

   95+67+5+33+82+39+18+61

=(95+5)+(67+33)+(82+18)+(39+61)

= 100    +100     +100      +100

=100x4

=400

chúc bn học giỏi nha

= 400 nka bn k mk nks 

400 nhé 

67 +135 + 33 = (67 + 33) +135 = 100 +135 - 235.

`@` `\text {Ans}`

`\downarrow`

`67.21 + 33.22`

`= 67.7.3 + 3.11.22`

`= 3.(67.7 + 22.11)`

`= 3.(469 + 242)`

`= 3. 711`

`= 2133`

67.21+33.22

=(66+1).21+33.(21+1)

=66.21+21+33.21+33

=2.33.21+33.21+21+33

=3.33.21+54

=3.3.11.21+54

=9.(10+1).21+54

=(90+9).21+54

=(100-1).21+54

=2100-21+54

=2133

 Tính nhanh: 

   67 \(\times\) 21 + 33 \(\times\) 22

= 67 \(\times\) 21 + 33 \(\times\) (21 +1)

= 67 \(\times\) 21 + 33 \(\times\) 21 + 33

= 21 \(\times\) (67 + 33) + 33

= 21 \(\times\) 100 + 33

= 2133

(-28) .67 + (-28).33 + 400

= -28.( 67 + 33) + 400

= -28 . 100 + 400

= - 2800 + 400

= -2400

\(\left(-28\right)\cdot67+\left(-28\right)\cdot33+400\)

\(=\left(-28\right)\cdot\left(67+33\right)+400\)

\(=\left(-28\right)\cdot100+400\)

\(=-2800+400=-2400\)