Add 49/21 and 63/35
1st number: 2 7/21, 2nd number: 1 28/35
49/21 + 63/35 is 62/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 21 × 5 = 105,
49/21 = 49 × 5/21 × 5 = 245/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
63/35 = 63 × 3/35 × 3 = 189/105 - Add the two like fractions:
245/105 + 189/105 = 245 + 189/105 = 434/105 - 434/105 simplified gives 62/15
- So, 49/21 + 63/35 = 62/15
In mixed form: 42/15
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