Add 8/45 and 21/49
8/45 + 21/49 is 191/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 49 is 2205
Next, find the equivalent fraction of both fractional numbers with denominator 2205 - For the 1st fraction, since 45 × 49 = 2205,
8/45 = 8 × 49/45 × 49 = 392/2205 - Likewise, for the 2nd fraction, since 49 × 45 = 2205,
21/49 = 21 × 45/49 × 45 = 945/2205 - Add the two like fractions:
392/2205 + 945/2205 = 392 + 945/2205 = 1337/2205 - 1337/2205 simplified gives 191/315
- So, 8/45 + 21/49 = 191/315
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