3 years ago

Can some one please help me to teach this to my daughter

1 answer:

3 0

28mi/1 hr = 28 mi/60 min = 1 mi/(60/28) min =

28 mi/hr = 28 mi/60 min since there are 60 min in 1 hr
1 mi/(60/28) min since you divide top and bottom of 28/60 by 28 to get
1 mi/(60/28) min = 1mi/(15/7) min = 1 mi/ 2 1/7 min

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