Question

1. 2.5 + (-7.25)=
2. -9.7161 (-3.212)=
3. (-7) x (-5)=
4. 3 x (-6)

Answer 1

Explanation:

1. 2.5+(-7.25)=2.5-7.25= -4.75

2. -9.7161-3.212=-129281

3. -7 x(-5)=35

4.= -18