rebecabosca
31.08.2019 •
Mathematics
What is the lcd of 6/7, 3/5, and 1/4?
a.33
b.70
c.100
d.140
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Ответ:
The LCD of 3/5 and 1/4 is 20. However, 6/7 must be considered.
So, 20 x 7 = 140.
140 ÷ 7 = 20
140 ÷ 5 = 28
140 ÷ 4 = 35
Least common denominator is need when we add or subtract fractions.
Ответ: