280 − 200 = 80 200 80 ⋅ 100% = 5 2 ⋅ 100% = 2 ⋅ 20% = 40% A n s w er : P erce n t a g e in cre a se = 40%.
The answer is 71.428 percent increase (rounded to the nearest thousandth.
The percentage increase from 200 to 280 is calculated as 40%. This is found by subtracting the original value from the new value and then dividing by the original value. Finally, multiply by 100 to convert it to a percentage.
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