Add 42/4 and 54/15
1st number: 10 2/4, 2nd number: 3 9/15
42/4 + 54/15 is 141/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
42/4 = 42 × 15/4 × 15 = 630/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
54/15 = 54 × 4/15 × 4 = 216/60 - Add the two like fractions:
630/60 + 216/60 = 630 + 216/60 = 846/60 - 846/60 simplified gives 141/10
- So, 42/4 + 54/15 = 141/10
In mixed form: 141/10
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