Add 40/5 and 70/9
1st number: 8 0/5, 2nd number: 7 7/9
40/5 + 70/9 is 142/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
40/5 = 40 × 9/5 × 9 = 360/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
70/9 = 70 × 5/9 × 5 = 350/45 - Add the two like fractions:
360/45 + 350/45 = 360 + 350/45 = 710/45 - 710/45 simplified gives 142/9
- So, 40/5 + 70/9 = 142/9
In mixed form: 157/9
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