Add 18/10 and 7/70, Solve 1 8/10 + 7/70 as a fraction

Add 18/10 and 7/70

1^st number: 1 8/10, 2^nd number: 7/70

18/10 + 7/70 is 19/10.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 70 is 70

Next, find the equivalent fraction of both fractional numbers with denominator 70
For the 1st fraction, since 10 × 7 = 70,
18/10 = 18 × 7/10 × 7 = 126/70
Likewise, for the 2nd fraction, since 70 × 1 = 70,
7/70 = 7 × 1/70 × 1 = 7/70
Add the two like fractions:
126/70 + 7/70 = 126 + 7/70 = 133/70
133/70 simplified gives 19/10
So, 18/10 + 7/70 = 19/10
In mixed form: 19/10

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