Add 20/48 and 42/40
1st number: 20/48, 2nd number: 1 2/40
20/48 + 42/40 is 22/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 40 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
20/48 = 20 × 5/48 × 5 = 100/240 - Likewise, for the 2nd fraction, since 40 × 6 = 240,
42/40 = 42 × 6/40 × 6 = 252/240 - Add the two like fractions:
100/240 + 252/240 = 100 + 252/240 = 352/240 - 352/240 simplified gives 22/15
- So, 20/48 + 42/40 = 22/15
In mixed form: 17/15
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