Add 9/35 and 12/45
9/35 + 12/45 is 11/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
9/35 = 9 × 9/35 × 9 = 81/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
12/45 = 12 × 7/45 × 7 = 84/315 - Add the two like fractions:
81/315 + 84/315 = 81 + 84/315 = 165/315 - 165/315 simplified gives 11/21
- So, 9/35 + 12/45 = 11/21
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