When saying how much does it mean add or subtract?

Answer 1

Okay. You would subtract because if a problem asks you Jill walk 0.5 to school and 0.3 back to home "HOW MUCH" does she need to walk to get home which will equal to 0.2 so see

Answer 2

it is subtracting because it is asking you "how much" and not "in all" think about it if jill walks to school and 0.2 back "how much" did she walk to school?

Answer 3

it means add

Answer 4

Add

Answer 5

57