Add 70/30 and 42/9
1st number: 2 10/30, 2nd number: 4 6/9
70/30 + 42/9 is 7/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
70/30 = 70 × 3/30 × 3 = 210/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
42/9 = 42 × 10/9 × 10 = 420/90 - Add the two like fractions:
210/90 + 420/90 = 210 + 420/90 = 630/90 - 630/90 simplified gives 7/1
- So, 70/30 + 42/9 = 7/1
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