Add 70/14 and 15/30
1st number: 5 0/14, 2nd number: 15/30
70/14 + 15/30 is 11/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 14 × 15 = 210,
70/14 = 70 × 15/14 × 15 = 1050/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
15/30 = 15 × 7/30 × 7 = 105/210 - Add the two like fractions:
1050/210 + 105/210 = 1050 + 105/210 = 1155/210 - 1155/210 simplified gives 11/2
- So, 70/14 + 15/30 = 11/2
In mixed form: 51/2
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