Add 45/64 and 7/20
45/64 + 7/20 is 337/320.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 20 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 64 × 5 = 320,
45/64 = 45 × 5/64 × 5 = 225/320 - Likewise, for the 2nd fraction, since 20 × 16 = 320,
7/20 = 7 × 16/20 × 16 = 112/320 - Add the two like fractions:
225/320 + 112/320 = 225 + 112/320 = 337/320 - So, 45/64 + 7/20 = 337/320
In mixed form: 117/320
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