. A number is increased by 20% and then decreased by 20%. Find the net increase or decrease percent?
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1
Answer:
Hey mate your ans here
Let the number is 100
Increase 20% =100+20= 120
Decrease on 20% in 120
=(20/100) * 120 = 24
Net amount = 120 - 24 = 96
So decrease 100-96 = 4
Decrease of 4 out of 100
Percentages of decrease 4%
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12
• Let the Number be 100.
➟ 100 × (100 + 20)% × (100 - 20)%
➟ 100 × 120% × 80%
➟ 100 × ×
➟ 100 × ×
➟ 1 × 12 × 8
➟ 96%
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