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Ari Kalu
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Example One
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8:10am to 8:40am, we can count by 10s from 8:10 to 8:40
This equals 3 tens. 3 * 10 = 30 minutes
Example Two
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4:55pm to 5:15pm, we can count by 5s.
There are 4 fives. 4 * 5 = 20 minutes
Please write your answer below.
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