Add 20/49 and 4/64
20/49 + 4/64 is 369/784.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 64 is 3136
Next, find the equivalent fraction of both fractional numbers with denominator 3136 - For the 1st fraction, since 49 × 64 = 3136,
20/49 = 20 × 64/49 × 64 = 1280/3136 - Likewise, for the 2nd fraction, since 64 × 49 = 3136,
4/64 = 4 × 49/64 × 49 = 196/3136 - Add the two like fractions:
1280/3136 + 196/3136 = 1280 + 196/3136 = 1476/3136 - 1476/3136 simplified gives 369/784
- So, 20/49 + 4/64 = 369/784
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