There were 140 kids in the junior prom. Of those, a fourth of them were dancers. Of the dancers, 25 danced the slow dance. How many of the dancer students did not slow dance?
Let’s work this out in a step by step way to be sure we have the right answer.
10
140 / 4 = 35 of the students were dancers.

35 - 25 = 10 of the dancer students did not slow dance.

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The answer is 10