Add 5/45 and 8/63
5/45 + 8/63 is 5/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
5/45 = 5 × 7/45 × 7 = 35/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
8/63 = 8 × 5/63 × 5 = 40/315 - Add the two like fractions:
35/315 + 40/315 = 35 + 40/315 = 75/315 - 75/315 simplified gives 5/21
- So, 5/45 + 8/63 = 5/21
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