Add 40/8 and 70/18
1st number: 5 0/8, 2nd number: 3 16/18
40/8 + 70/18 is 80/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
40/8 = 40 × 9/8 × 9 = 360/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
70/18 = 70 × 4/18 × 4 = 280/72 - Add the two like fractions:
360/72 + 280/72 = 360 + 280/72 = 640/72 - 640/72 simplified gives 80/9
- So, 40/8 + 70/18 = 80/9
In mixed form: 88/9
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