Add 72/45 and 12/35
1st number: 1 27/45, 2nd number: 12/35
72/45 + 12/35 is 68/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
72/45 = 72 × 7/45 × 7 = 504/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
12/35 = 12 × 9/35 × 9 = 108/315 - Add the two like fractions:
504/315 + 108/315 = 504 + 108/315 = 612/315 - 612/315 simplified gives 68/35
- So, 72/45 + 12/35 = 68/35
In mixed form: 133/35
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