Add 75/30 and 21/14
1st number: 2 15/30, 2nd number: 1 7/14
75/30 + 21/14 is 4/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
75/30 = 75 × 7/30 × 7 = 525/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
21/14 = 21 × 15/14 × 15 = 315/210 - Add the two like fractions:
525/210 + 315/210 = 525 + 315/210 = 840/210 - 840/210 simplified gives 4/1
- So, 75/30 + 21/14 = 4/1
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