Add 30/18 and 3/70, Solve 1 12/18 + 3/70 as a fraction

Add 30/18 and 3/70

1^st number: 1 12/18, 2^nd number: 3/70

30/18 + 3/70 is 359/210.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 70 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 18 × 35 = 630,
30/18 = 30 × 35/18 × 35 = 1050/630
Likewise, for the 2nd fraction, since 70 × 9 = 630,
3/70 = 3 × 9/70 × 9 = 27/630
Add the two like fractions:
1050/630 + 27/630 = 1050 + 27/630 = 1077/630
1077/630 simplified gives 359/210
So, 30/18 + 3/70 = 359/210
In mixed form: 1149/210

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