Add 4/30 and 70/42
1st number: 4/30, 2nd number: 1 28/42
4/30 + 70/42 is 9/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
4/30 = 4 × 7/30 × 7 = 28/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
70/42 = 70 × 5/42 × 5 = 350/210 - Add the two like fractions:
28/210 + 350/210 = 28 + 350/210 = 378/210 - 378/210 simplified gives 9/5
- So, 4/30 + 70/42 = 9/5
In mixed form: 14/5
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