Add 42/48 and 48/20
1st number: 42/48, 2nd number: 2 8/20
42/48 + 48/20 is 131/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 20 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
42/48 = 42 × 5/48 × 5 = 210/240 - Likewise, for the 2nd fraction, since 20 × 12 = 240,
48/20 = 48 × 12/20 × 12 = 576/240 - Add the two like fractions:
210/240 + 576/240 = 210 + 576/240 = 786/240 - 786/240 simplified gives 131/40
- So, 42/48 + 48/20 = 131/40
In mixed form: 311/40
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