Add 45/42 and 90/32
1st number: 1 3/42, 2nd number: 2 26/32
45/42 + 90/32 is 435/112.
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,
45/42 = 45 × 16/42 × 16 = 720/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
90/32 = 90 × 21/32 × 21 = 1890/672 - Add the two like fractions:
720/672 + 1890/672 = 720 + 1890/672 = 2610/672 - 2610/672 simplified gives 435/112
- So, 45/42 + 90/32 = 435/112
In mixed form: 399/112
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