Add 30/40 and 70/9
1st number: 30/40, 2nd number: 7 7/9
30/40 + 70/9 is 307/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 9 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
30/40 = 30 × 9/40 × 9 = 270/360 - Likewise, for the 2nd fraction, since 9 × 40 = 360,
70/9 = 70 × 40/9 × 40 = 2800/360 - Add the two like fractions:
270/360 + 2800/360 = 270 + 2800/360 = 3070/360 - 3070/360 simplified gives 307/36
- So, 30/40 + 70/9 = 307/36
In mixed form: 819/36
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