Add 70/8 and 80/9
1st number: 8 6/8, 2nd number: 8 8/9
70/8 + 80/9 is 635/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
70/8 = 70 × 9/8 × 9 = 630/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
80/9 = 80 × 8/9 × 8 = 640/72 - Add the two like fractions:
630/72 + 640/72 = 630 + 640/72 = 1270/72 - 1270/72 simplified gives 635/36
- So, 70/8 + 80/9 = 635/36
In mixed form: 1723/36
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