Add 42/64 and 40/75
42/64 + 40/75 is 571/480.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 75 is 4800
Next, find the equivalent fraction of both fractional numbers with denominator 4800 - For the 1st fraction, since 64 × 75 = 4800,
42/64 = 42 × 75/64 × 75 = 3150/4800 - Likewise, for the 2nd fraction, since 75 × 64 = 4800,
40/75 = 40 × 64/75 × 64 = 2560/4800 - Add the two like fractions:
3150/4800 + 2560/4800 = 3150 + 2560/4800 = 5710/4800 - 5710/4800 simplified gives 571/480
- So, 42/64 + 40/75 = 571/480
In mixed form: 191/480
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