Add 42/80 and 63/20
1st number: 42/80, 2nd number: 3 3/20
42/80 + 63/20 is 147/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 20 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
42/80 = 42 × 1/80 × 1 = 42/80 - Likewise, for the 2nd fraction, since 20 × 4 = 80,
63/20 = 63 × 4/20 × 4 = 252/80 - Add the two like fractions:
42/80 + 252/80 = 42 + 252/80 = 294/80 - 294/80 simplified gives 147/40
- So, 42/80 + 63/20 = 147/40
In mixed form: 327/40
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