Add 72/10 and 21/48
1st number: 7 2/10, 2nd number: 21/48
72/10 + 21/48 is 611/80.
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,
72/10 = 72 × 24/10 × 24 = 1728/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
21/48 = 21 × 5/48 × 5 = 105/240 - Add the two like fractions:
1728/240 + 105/240 = 1728 + 105/240 = 1833/240 - 1833/240 simplified gives 611/80
- So, 72/10 + 21/48 = 611/80
In mixed form: 751/80
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