Add 7/45 and 28/64
7/45 + 28/64 is 427/720.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 64 is 2880
Next, find the equivalent fraction of both fractional numbers with denominator 2880 - For the 1st fraction, since 45 × 64 = 2880,
7/45 = 7 × 64/45 × 64 = 448/2880 - Likewise, for the 2nd fraction, since 64 × 45 = 2880,
28/64 = 28 × 45/64 × 45 = 1260/2880 - Add the two like fractions:
448/2880 + 1260/2880 = 448 + 1260/2880 = 1708/2880 - 1708/2880 simplified gives 427/720
- So, 7/45 + 28/64 = 427/720
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