Add 20/30 and 21/64
20/30 + 21/64 is 191/192.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 64 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 30 × 32 = 960,
20/30 = 20 × 32/30 × 32 = 640/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
21/64 = 21 × 15/64 × 15 = 315/960 - Add the two like fractions:
640/960 + 315/960 = 640 + 315/960 = 955/960 - 955/960 simplified gives 191/192
- So, 20/30 + 21/64 = 191/192
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