Add 9/15 and 90/7
1st number: 9/15, 2nd number: 12 6/7
9/15 + 90/7 is 471/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 7 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 15 × 7 = 105,
9/15 = 9 × 7/15 × 7 = 63/105 - Likewise, for the 2nd fraction, since 7 × 15 = 105,
90/7 = 90 × 15/7 × 15 = 1350/105 - Add the two like fractions:
63/105 + 1350/105 = 63 + 1350/105 = 1413/105 - 1413/105 simplified gives 471/35
- So, 9/15 + 90/7 = 471/35
In mixed form: 1316/35
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