i need to simplify : does this mean just do the problems; here is what i got for 4 problems below: are they right?

23.68 / 6.4 i got: 3.7

4.6 - 3.87
i got: .73

0,.54 + 0.027 i got: 0.567

2.7 x 6.25 i got: 16.875

3 answers

Correct!
THANKS SO MUCH
23.68 ÷6.4

3.7