Add 27/30 and 70/40, Solve 27/30 + 1 30/40 as a fraction

Add 27/30 and 70/40

1^st number: 27/30, 2^nd number: 1 30/40

27/30 + 70/40 is 53/20.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 40 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 30 × 4 = 120,
27/30 = 27 × 4/30 × 4 = 108/120
Likewise, for the 2nd fraction, since 40 × 3 = 120,
70/40 = 70 × 3/40 × 3 = 210/120
Add the two like fractions:
108/120 + 210/120 = 108 + 210/120 = 318/120
318/120 simplified gives 53/20
So, 27/30 + 70/40 = 53/20
In mixed form: 213/20

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