Comparing fractions with different denominators is simply with this simple method!
Cross multiply
99 100
9 10
10 11
100 is bigger than 99.
10/11 is bigger then 9/10
It’s 0.775x +2.5 =correct
Answer:
86.7cm
Step-by-step explanation:
((5.95x5.1)/2)x4=60.69
5.1x5.1+60.69=86.7cm
good luck!