Add 9/15 and 32/42
9/15 + 32/42 is 143/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
9/15 = 9 × 14/15 × 14 = 126/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
32/42 = 32 × 5/42 × 5 = 160/210 - Add the two like fractions:
126/210 + 160/210 = 126 + 160/210 = 286/210 - 286/210 simplified gives 143/105
- So, 9/15 + 32/42 = 143/105
In mixed form: 138/105
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