Add 80/75 and 21/36, Solve 1 5/75 + 21/36 as a fraction

Add 80/75 and 21/36

1^st number: 1 5/75, 2^nd number: 21/36

80/75 + 21/36 is 33/20.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 36 is 900

Next, find the equivalent fraction of both fractional numbers with denominator 900
For the 1st fraction, since 75 × 12 = 900,
80/75 = 80 × 12/75 × 12 = 960/900
Likewise, for the 2nd fraction, since 36 × 25 = 900,
21/36 = 21 × 25/36 × 25 = 525/900
Add the two like fractions:
960/900 + 525/900 = 960 + 525/900 = 1485/900
1485/900 simplified gives 33/20
So, 80/75 + 21/36 = 33/20
In mixed form: 113/20

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