Add 42/40 and 54/48
1st number: 1 2/40, 2nd number: 1 6/48
42/40 + 54/48 is 87/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 40 × 6 = 240,
42/40 = 42 × 6/40 × 6 = 252/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
54/48 = 54 × 5/48 × 5 = 270/240 - Add the two like fractions:
252/240 + 270/240 = 252 + 270/240 = 522/240 - 522/240 simplified gives 87/40
- So, 42/40 + 54/48 = 87/40
In mixed form: 27/40
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