What we are going to do is use the DISTRIBUTIVE PROPERTY. This distributive the numbers, to make it easier to solve.
So we will break 64 up.
64 = 60 + 4
43 = 40 + 3
60 + 40 = 100
4 + 3 = 7
100 + 7 = 107
So, 64 + 43 = 107.
Hope I helped ya!!!!!!!
Answer:
Step-by-step explanation:
Answer:
He must work additional 8 hours.
Step-by-step explanation:
Because 1550.00/20=7.75
217.00/7.75=28
28-20=8
So,an additional of 8 hours