Add 45/60 and 12/35
45/60 + 12/35 is 153/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 35 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
45/60 = 45 × 7/60 × 7 = 315/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
12/35 = 12 × 12/35 × 12 = 144/420 - Add the two like fractions:
315/420 + 144/420 = 315 + 144/420 = 459/420 - 459/420 simplified gives 153/140
- So, 45/60 + 12/35 = 153/140
In mixed form: 113/140
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