Answer:
6.85
Step-by-step explanation:
17/20 = 85/100
17 x 5 = 85
20 x 5 = 100
so,
6 + 85/100 = 6.85
6 17/20
Convert to improper fraction.
137/20
Divide.
= 6.85
Answer:0.5
60➗12
27
"How many more ... than ..." is a verbal cue to use subtraction.
415 - 388 = 27
There are 27 more third graders than second graders.