Question

7,8 - {6,5 + 3,2 + [5,1 - (7,8 + 2,2 - 1,3)]}
1) 184
2) 183,9
3) 183,3

Answer 1

Explicación paso a paso:

7.8−(6.5+3.2+5.1−(7.8+2.2−1.3))

=7.8−(9.7+5.1−(7.8+2.2−1.3))

=7.8−(9.7+5.1−(10−1.3))

=7.8−(9.7+5.1−8.7)

=7.8−(9.7+−3.6)

=7.8−6.1

=1.7