Add 42/48 and 48/90
42/48 + 48/90 is 169/120.
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,
42/48 = 42 × 15/48 × 15 = 630/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
48/90 = 48 × 8/90 × 8 = 384/720 - Add the two like fractions:
630/720 + 384/720 = 630 + 384/720 = 1014/720 - 1014/720 simplified gives 169/120
- So, 42/48 + 48/90 = 169/120
In mixed form: 149/120
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