The answer is 9 by the way. Draw a circle with sixty slices, shade in 15% or 9 slices.
Answer: 49.5
Step-by-step explanation:
When it is greater than 9.
Example
15
x 5
——-
5x5 is 25, so you would leave 5 and carry the 2
2
15
x. 5
——-
5
B.
9 = 3 x 3
21 = 3 x 7
GCF = 3
3 x 3 + 3 x 7 = 9 + 21 = 30