Solutions by everydaycalculation.com

548 + 4090 is 79144.

- 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,

548 = 5 × 1548 × 15 = 75720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,

4090 = 40 × 890 × 8 = 320720 - Add the two like fractions:

75720 + 320720 = 75 + 320720 = 395720 - 395/720 simplified gives 79144
- So, 5/48 + 40/90 = 79/144

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