Add 42/10 and 21/48
1st number: 4 2/10, 2nd number: 21/48
42/10 + 21/48 is 371/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 10 × 24 = 240,
42/10 = 42 × 24/10 × 24 = 1008/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
21/48 = 21 × 5/48 × 5 = 105/240 - Add the two like fractions:
1008/240 + 105/240 = 1008 + 105/240 = 1113/240 - 1113/240 simplified gives 371/80
- So, 42/10 + 21/48 = 371/80
In mixed form: 451/80
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