Add 45/3 and 21/35
1st number: 15 0/3, 2nd number: 21/35
45/3 + 21/35 is 78/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 3 × 35 = 105,
45/3 = 45 × 35/3 × 35 = 1575/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
21/35 = 21 × 3/35 × 3 = 63/105 - Add the two like fractions:
1575/105 + 63/105 = 1575 + 63/105 = 1638/105 - 1638/105 simplified gives 78/5
- So, 45/3 + 21/35 = 78/5
In mixed form: 153/5
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