Add 48/15 and 45/28
1st number: 3 3/15, 2nd number: 1 17/28
48/15 + 45/28 is 673/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 15 × 28 = 420,
48/15 = 48 × 28/15 × 28 = 1344/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
45/28 = 45 × 15/28 × 15 = 675/420 - Add the two like fractions:
1344/420 + 675/420 = 1344 + 675/420 = 2019/420 - 2019/420 simplified gives 673/140
- So, 48/15 + 45/28 = 673/140
In mixed form: 4113/140
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