Add 72/50 and 21/90
1st number: 1 22/50, 2nd number: 21/90
72/50 + 21/90 is 251/150.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 90 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 50 × 9 = 450,
72/50 = 72 × 9/50 × 9 = 648/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
21/90 = 21 × 5/90 × 5 = 105/450 - Add the two like fractions:
648/450 + 105/450 = 648 + 105/450 = 753/450 - 753/450 simplified gives 251/150
- So, 72/50 + 21/90 = 251/150
In mixed form: 1101/150
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