Add 28/48 and 3/45
28/48 + 3/45 is 13/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 48 × 15 = 720,
28/48 = 28 × 15/48 × 15 = 420/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
3/45 = 3 × 16/45 × 16 = 48/720 - Add the two like fractions:
420/720 + 48/720 = 420 + 48/720 = 468/720 - 468/720 simplified gives 13/20
- So, 28/48 + 3/45 = 13/20
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