Question

Rob mixed 3.7 grams of salt into a pot of soup he was cooking. Before he served the soup, Rob added 0.5 grams of salt. How much salt did Rob put into the soup in all?

Answer 1

4.2 grams in total

Explanation:

Remember to line up the decimal point when adding numbers that contain decimals.

3.7

+0.5

_______

4.2