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4 votes
1/10 + 2/7 =??? what are common denominator for the answer ​

2 Answers

5 votes

You multiply 1 times 7 and then 10 times 7 and you do the same thing is going to be 3/10

User Johannes Von Zmuda
by
7.0k points
2 votes

Answer:

27/70 (70 being the common denominator)

Explanation:

1/10+2/7

1(7)/10(7);2(10)/7(10)

7/70+20/70=27/70

User Daniel Novak
by
7.0k points