Add 45/21 and 54/35
1st number: 2 3/21, 2nd number: 1 19/35
45/21 + 54/35 is 129/35.
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,
45/21 = 45 × 5/21 × 5 = 225/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
54/35 = 54 × 3/35 × 3 = 162/105 - Add the two like fractions:
225/105 + 162/105 = 225 + 162/105 = 387/105 - 387/105 simplified gives 129/35
- So, 45/21 + 54/35 = 129/35
In mixed form: 324/35
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