Add 1/40 and 42/27, Solve 1/40 + 1 15/27 as a fraction

Add 1/40 and 42/27

1^st number: 1/40, 2^nd number: 1 15/27

1/40 + 42/27 is 569/360.

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

Next, find the equivalent fraction of both fractional numbers with denominator 1080
For the 1st fraction, since 40 × 27 = 1080,
1/40 = 1 × 27/40 × 27 = 27/1080
Likewise, for the 2nd fraction, since 27 × 40 = 1080,
42/27 = 42 × 40/27 × 40 = 1680/1080
Add the two like fractions:
27/1080 + 1680/1080 = 27 + 1680/1080 = 1707/1080
1707/1080 simplified gives 569/360
So, 1/40 + 42/27 = 569/360
In mixed form: 1209/360

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