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X/42=3/7 using two different strategies
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Apr 14, 2017
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X/42=3/7 using two different strategies
Mathematics
middle-school
Predominant
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x/42 = 3/7
One way:-
Cross multiply
x*7 = 7
42*3 = 126
7x = 126
7x/7 = 126/7
x= 18
Final answer: x= 18
Another way:-
x/42 = 3/7
7 times what equals 42? 6
3*6 = 18
Final answer: x= 18
Terence Lui
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Apr 21, 2017
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Terence Lui
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