Use percentage multipliers. 87×1.07×1.15 adds 7% then adds 15%
Answer:
73
Step-by-step explanation:
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The simplified fraction is
.
Solution:
Given expression:


Let x = 8.33333... -------- (1)
Multiply by 10 on both sides.
10x = 83.3333... -------- (2)
Subtract (1) from (2),
10x - x = 83.3333... - 8.33333...
9x = 75
Divide by 7 on both sides, we get


Cancel the common factor 3.


Hence the simplified fraction is
.