Question

Dwight had 2.3 cup of oil. he used 1.4 cup in a recipe.how much oil Dwight have left

Answer 1

2.3-1.4 = 0.9 so dwight has 0.9 cups of oil left 

Answer 2

u is going to subracted  and ur answer is 
0.9 that is ur answer because it said how much he had left so u subrtacted