Add 18/64 and 42/84
18/64 + 42/84 is 25/32.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 84 is 1344
Next, find the equivalent fraction of both fractional numbers with denominator 1344 - For the 1st fraction, since 64 × 21 = 1344,
18/64 = 18 × 21/64 × 21 = 378/1344 - Likewise, for the 2nd fraction, since 84 × 16 = 1344,
42/84 = 42 × 16/84 × 16 = 672/1344 - Add the two like fractions:
378/1344 + 672/1344 = 378 + 672/1344 = 1050/1344 - 1050/1344 simplified gives 25/32
- So, 18/64 + 42/84 = 25/32
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