Respuesta :

First off you need to subtract.

61.7-19.3
=42.4
The answer is the amount left from the subtaction (answer=42.4)
Mibo

Step-by-step explanation:

Amount Charlie wants to pour = 61.7 grams

Amount Charlie has poured = 19.3 grams

More to pour = 61.7 - 19.3 = 42.4 grams

Charlie should pour 42.4 grams more