Add 27/64 and 56/70
27/64 + 56/70 is 391/320.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 70 is 2240
Next, find the equivalent fraction of both fractional numbers with denominator 2240 - For the 1st fraction, since 64 × 35 = 2240,
27/64 = 27 × 35/64 × 35 = 945/2240 - Likewise, for the 2nd fraction, since 70 × 32 = 2240,
56/70 = 56 × 32/70 × 32 = 1792/2240 - Add the two like fractions:
945/2240 + 1792/2240 = 945 + 1792/2240 = 2737/2240 - 2737/2240 simplified gives 391/320
- So, 27/64 + 56/70 = 391/320
In mixed form: 171/320
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