Add 90/48 and 20/28
1st number: 1 42/48, 2nd number: 20/28
90/48 + 20/28 is 145/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 28 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
90/48 = 90 × 7/48 × 7 = 630/336 - Likewise, for the 2nd fraction, since 28 × 12 = 336,
20/28 = 20 × 12/28 × 12 = 240/336 - Add the two like fractions:
630/336 + 240/336 = 630 + 240/336 = 870/336 - 870/336 simplified gives 145/56
- So, 90/48 + 20/28 = 145/56
In mixed form: 233/56
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