Add 21/10 and 70/50
1st number: 2 1/10, 2nd number: 1 20/50
21/10 + 70/50 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 50 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 10 × 5 = 50,
21/10 = 21 × 5/10 × 5 = 105/50 - Likewise, for the 2nd fraction, since 50 × 1 = 50,
70/50 = 70 × 1/50 × 1 = 70/50 - Add the two like fractions:
105/50 + 70/50 = 105 + 70/50 = 175/50 - 175/50 simplified gives 7/2
- So, 21/10 + 70/50 = 7/2
In mixed form: 31/2
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