Add 30/80 and 60/75
30/80 + 60/75 is 47/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 75 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 80 × 15 = 1200,
30/80 = 30 × 15/80 × 15 = 450/1200 - Likewise, for the 2nd fraction, since 75 × 16 = 1200,
60/75 = 60 × 16/75 × 16 = 960/1200 - Add the two like fractions:
450/1200 + 960/1200 = 450 + 960/1200 = 1410/1200 - 1410/1200 simplified gives 47/40
- So, 30/80 + 60/75 = 47/40
In mixed form: 17/40
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