Calculated numerical results - 2 | Chemistry and the Scientific Method

What is the result of the following arithmetic operations?

5.5623 – 4.78

8.74 x 1.2

45.693 x 21

1,547 + 0.5551

1.6987 / 78

5.5623 – 4.78 = 0.78

8.74 x 1.2 = 10. or 1.0 x 101

45.693 x 21 = 9.6 x 102

1,547 + 0.5551 = 1548

1.6987 / 78 = 0.022