Add 28/15 and 48/35
1st number: 1 13/15, 2nd number: 1 13/35
28/15 + 48/35 is 68/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 15 × 7 = 105,
28/15 = 28 × 7/15 × 7 = 196/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
48/35 = 48 × 3/35 × 3 = 144/105 - Add the two like fractions:
196/105 + 144/105 = 196 + 144/105 = 340/105 - 340/105 simplified gives 68/21
- So, 28/15 + 48/35 = 68/21
In mixed form: 35/21
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