Add 9/42 and 30/32
9/42 + 30/32 is 129/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 32 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 42 × 16 = 672,
9/42 = 9 × 16/42 × 16 = 144/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
30/32 = 30 × 21/32 × 21 = 630/672 - Add the two like fractions:
144/672 + 630/672 = 144 + 630/672 = 774/672 - 774/672 simplified gives 129/112
- So, 9/42 + 30/32 = 129/112
In mixed form: 117/112
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