Add 9/42 and 45/32, Solve 9/42 + 1 13/32 as a fraction

Add 9/42 and 45/32

1^st number: 9/42, 2^nd number: 1 13/32

9/42 + 45/32 is 363/224.

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,
45/32 = 45 × 21/32 × 21 = 945/672
Add the two like fractions:
144/672 + 945/672 = 144 + 945/672 = 1089/672
1089/672 simplified gives 363/224
So, 9/42 + 45/32 = 363/224
In mixed form: 1139/224

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