Add 28/42 and 40/48
28/42 + 40/48 is 3/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 42 × 8 = 336,
28/42 = 28 × 8/42 × 8 = 224/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
40/48 = 40 × 7/48 × 7 = 280/336 - Add the two like fractions:
224/336 + 280/336 = 224 + 280/336 = 504/336 - 504/336 simplified gives 3/2
- So, 28/42 + 40/48 = 3/2
In mixed form: 11/2
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