Question

8.1-(4.2+0.6)-(-3.5+2.4)+(-4.3-2.6)

Answer 1

1) 4.2+0.6=4.8
2) 3.5+2.4=5.9
3) -4.3-2.6=-6.9
4) 8.1-4.8=3.3
5) 3.3-5.9=-2.6
6) -2.6+-6.9=-9.5