Add 42/60 and 45/75
42/60 + 45/75 is 13/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 60 × 5 = 300,
42/60 = 42 × 5/60 × 5 = 210/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
45/75 = 45 × 4/75 × 4 = 180/300 - Add the two like fractions:
210/300 + 180/300 = 210 + 180/300 = 390/300 - 390/300 simplified gives 13/10
- So, 42/60 + 45/75 = 13/10
In mixed form: 13/10
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