Читать книгу Foundations of Chemistry - Philippa B. Cranwell - Страница 36

Calculate the values of the following, giving your answers in scientific notation:

1 102 + 1.310 × 103 =

2 0.057 90 + 1.3 × 10−4 =

3 3.120 × 10−2 − 5.7 × 10−4 =

4 6.375 × 103 − 0.103 × 102 =