Add 42/80 and 63/60
1st number: 42/80, 2nd number: 1 3/60
42/80 + 63/60 is 63/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 60 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
42/80 = 42 × 3/80 × 3 = 126/240 - Likewise, for the 2nd fraction, since 60 × 4 = 240,
63/60 = 63 × 4/60 × 4 = 252/240 - Add the two like fractions:
126/240 + 252/240 = 126 + 252/240 = 378/240 - 378/240 simplified gives 63/40
- So, 42/80 + 63/60 = 63/40
In mixed form: 123/40
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