Add 28/48 and 90/15
1st number: 28/48, 2nd number: 6 0/15
28/48 + 90/15 is 79/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 15 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
28/48 = 28 × 5/48 × 5 = 140/240 - Likewise, for the 2nd fraction, since 15 × 16 = 240,
90/15 = 90 × 16/15 × 16 = 1440/240 - Add the two like fractions:
140/240 + 1440/240 = 140 + 1440/240 = 1580/240 - 1580/240 simplified gives 79/12
- So, 28/48 + 90/15 = 79/12
In mixed form: 67/12
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