Add 3/90 and 20/49
3/90 + 20/49 is 649/1470.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 49 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
3/90 = 3 × 49/90 × 49 = 147/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
20/49 = 20 × 90/49 × 90 = 1800/4410 - Add the two like fractions:
147/4410 + 1800/4410 = 147 + 1800/4410 = 1947/4410 - 1947/4410 simplified gives 649/1470
- So, 3/90 + 20/49 = 649/1470
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