Add 72/32 and 21/18
1st number: 2 8/32, 2nd number: 1 3/18
72/32 + 21/18 is 41/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 18 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 32 × 9 = 288,
72/32 = 72 × 9/32 × 9 = 648/288 - Likewise, for the 2nd fraction, since 18 × 16 = 288,
21/18 = 21 × 16/18 × 16 = 336/288 - Add the two like fractions:
648/288 + 336/288 = 648 + 336/288 = 984/288 - 984/288 simplified gives 41/12
- So, 72/32 + 21/18 = 41/12
In mixed form: 35/12
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