Respuesta :

(
11
3
​
×
9
2
​
)+(
21
−6
​
÷
−42
1
​
)−(−1
3
1
​
×
24
9
​
)−(
7
−2
​
×21)

=(
11×3
2
​
)+(
21
−6
​
×−42)−(
3
−2
​
×
24
9
​
)−(−2×−3)

=(
33
2
​
)+(12)+(
4
1
​
)−(6)

=(
33
2
​
)+(
4
1
​
)+6

=
132
8+33+792
​


=
132
833
​

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