Add 45/48 and 45/90
45/48 + 45/90 is 23/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 48 × 15 = 720,
45/48 = 45 × 15/48 × 15 = 675/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
45/90 = 45 × 8/90 × 8 = 360/720 - Add the two like fractions:
675/720 + 360/720 = 675 + 360/720 = 1035/720 - 1035/720 simplified gives 23/16
- So, 45/48 + 45/90 = 23/16
In mixed form: 17/16
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