97 rounds up to 100
78 rounds up to 80
100x80= 8,000
estimate=8,000
97x78=7,566
product=7,566
If it decreases by 80٪, then only 20٪ remains.
15×20٪=15×20/100=15×0.2=3
Answer: 3
Step-by-step explanation:
An + c = d
an=d-c
a=(d-c)/n is your answer
Answer:
H
Step-by-step explanation:
there is 10 parts to the shape so your denominator would be 10 then if you count the shaded area there's 8, so 8 would be your numerator
8/10 = 0.8 or 80%
