Add 48/28 and 90/5
1st number: 1 20/28, 2nd number: 18 0/5
48/28 + 90/5 is 138/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 5 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
48/28 = 48 × 5/28 × 5 = 240/140 - Likewise, for the 2nd fraction, since 5 × 28 = 140,
90/5 = 90 × 28/5 × 28 = 2520/140 - Add the two like fractions:
240/140 + 2520/140 = 240 + 2520/140 = 2760/140 - 2760/140 simplified gives 138/7
- So, 48/28 + 90/5 = 138/7
In mixed form: 195/7
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