Add 10/42 and 9/15
10/42 + 9/15 is 88/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 15 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
10/42 = 10 × 5/42 × 5 = 50/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
9/15 = 9 × 14/15 × 14 = 126/210 - Add the two like fractions:
50/210 + 126/210 = 50 + 126/210 = 176/210 - 176/210 simplified gives 88/105
- So, 10/42 + 9/15 = 88/105
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