Last year 90 schools participated in the State Spelling Bee. This year there were 20% more schools participating than last year. How many schools participated in the spelling bee this year?

Solution

Solution

Amount after addition : 108

Solution steps

Translate the problem into an equation:

x = 90 + 0.2 \cdot 90

x = 90 + 0.2 \cdot 90 : x = 108

Amount after addition : 108

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