Add 56/20 and 45/64
1st number: 2 16/20, 2nd number: 45/64
56/20 + 45/64 is 1121/320.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 20 × 16 = 320,
56/20 = 56 × 16/20 × 16 = 896/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
45/64 = 45 × 5/64 × 5 = 225/320 - Add the two like fractions:
896/320 + 225/320 = 896 + 225/320 = 1121/320 - So, 56/20 + 45/64 = 1121/320
In mixed form: 3161/320
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