9/10. make the bottom numbers the same to add fractions. you can do that by multiplying 7/10 by 10/10.
70/100 + 20/100 = 90/100
90/100 = 9/10
you can also reduce 20/100 to 2/10.
7/10 + 2/10 = 9/10
He had $450 dollars in his savings account. If 1/6 is equal to 75, you will multiply 75 by 6 to get the full amount, which is $450. I hope this helps!
Answer:
number 3
Step-by-step explanation: