Estimation for addition: 86 rounds up to 90 and 17 rounds up to 20 so:
90 + 20 = 110
Estimation for subtraction is the same thing but with subtraction
90 - 20 = 70
Now for the exact answers:
86 + 17 = 103
86 - 17 = 69
Your answers are 110, 70, 103, and 69.
I believe it 9/20
hope that helped!!!
:)
if its not give the multiple answer choice if it has one!<span />
Answer:
200
6% of 200 is 12
Step-by-step explanation:
A raiz de -9 = a +-3
ou seja 5+3=8
5-3=2
