Add 72/48 and 54/42
1st number: 1 24/48, 2nd number: 1 12/42
72/48 + 54/42 is 39/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 42 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
72/48 = 72 × 7/48 × 7 = 504/336 - Likewise, for the 2nd fraction, since 42 × 8 = 336,
54/42 = 54 × 8/42 × 8 = 432/336 - Add the two like fractions:
504/336 + 432/336 = 504 + 432/336 = 936/336 - 936/336 simplified gives 39/14
- So, 72/48 + 54/42 = 39/14
In mixed form: 211/14
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