Add 27/18 and 98/8, Solve 1 9/18 + 12 2/8 as a fraction

Add 27/18 and 98/8

1^st number: 1 9/18, 2^nd number: 12 2/8

27/18 + 98/8 is 55/4.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 8 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 18 × 4 = 72,
27/18 = 27 × 4/18 × 4 = 108/72
Likewise, for the 2nd fraction, since 8 × 9 = 72,
98/8 = 98 × 9/8 × 9 = 882/72
Add the two like fractions:
108/72 + 882/72 = 108 + 882/72 = 990/72
990/72 simplified gives 55/4
So, 27/18 + 98/8 = 55/4
In mixed form: 133/4

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