Add 20/25 and 42/48
20/25 + 42/48 is 67/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 48 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 25 × 48 = 1200,
20/25 = 20 × 48/25 × 48 = 960/1200 - Likewise, for the 2nd fraction, since 48 × 25 = 1200,
42/48 = 42 × 25/48 × 25 = 1050/1200 - Add the two like fractions:
960/1200 + 1050/1200 = 960 + 1050/1200 = 2010/1200 - 2010/1200 simplified gives 67/40
- So, 20/25 + 42/48 = 67/40
In mixed form: 127/40
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