Add 14/45 and 21/63
14/45 + 21/63 is 29/45.
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,
14/45 = 14 × 7/45 × 7 = 98/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
21/63 = 21 × 5/63 × 5 = 105/315 - Add the two like fractions:
98/315 + 105/315 = 98 + 105/315 = 203/315 - 203/315 simplified gives 29/45
- So, 14/45 + 21/63 = 29/45
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