Add 18/70 and 12/7, Solve 18/70 + 1 5/7 as a fraction

Add 18/70 and 12/7

1^st number: 18/70, 2^nd number: 1 5/7

18/70 + 12/7 is 69/35.

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 7 is 70

Next, find the equivalent fraction of both fractional numbers with denominator 70
For the 1st fraction, since 70 × 1 = 70,
18/70 = 18 × 1/70 × 1 = 18/70
Likewise, for the 2nd fraction, since 7 × 10 = 70,
12/7 = 12 × 10/7 × 10 = 120/70
Add the two like fractions:
18/70 + 120/70 = 18 + 120/70 = 138/70
138/70 simplified gives 69/35
So, 18/70 + 12/7 = 69/35
In mixed form: 134/35

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