What is the final amount if 777 is decreased by 12% followed by a 4% increase? Give your answer rounded to 2 DP.
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Answer:
New value =
777 - Percentage decrease =
777 - (- 12% × 777) =
777 + 12% × 777 =
(1 + 12%) × 777 =
(100% + 12%) × 777 =
112% × 777 =
112 ÷ 100 × 777 =
112 × 777 ÷ 100 =
87,024 ÷ 100 =
870.24;
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