Answer:
135.5
Step-by-step explanation:
192-56.5= 135.5
20 times 5 is 100. We can multiply 2*5 and get 10, then add another zero to make it easier.
200-50=150
150/6=25
Sally will have to sell 25 pies to reach her goal.
0.300+0.030+0.004 hope this helps