Add 42/48 and 28/30
42/48 + 28/30 is 217/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 30 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
42/48 = 42 × 5/48 × 5 = 210/240 - Likewise, for the 2nd fraction, since 30 × 8 = 240,
28/30 = 28 × 8/30 × 8 = 224/240 - Add the two like fractions:
210/240 + 224/240 = 210 + 224/240 = 434/240 - 434/240 simplified gives 217/120
- So, 42/48 + 28/30 = 217/120
In mixed form: 197/120
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