Add 4/27 and 60/40, Solve 4/27 + 1 20/40 as a fraction

Add 4/27 and 60/40

1^st number: 4/27, 2^nd number: 1 20/40

4/27 + 60/40 is 89/54.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 40 is 1080

Next, find the equivalent fraction of both fractional numbers with denominator 1080
For the 1st fraction, since 27 × 40 = 1080,
4/27 = 4 × 40/27 × 40 = 160/1080
Likewise, for the 2nd fraction, since 40 × 27 = 1080,
60/40 = 60 × 27/40 × 27 = 1620/1080
Add the two like fractions:
160/1080 + 1620/1080 = 160 + 1620/1080 = 1780/1080
1780/1080 simplified gives 89/54
So, 4/27 + 60/40 = 89/54
In mixed form: 135/54

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