Answers

Add 90/42 and 90/32

1^st number: 2 6/42, 2^nd number: 2 26/32

90/42 + 90/32 is 555/112.

Steps for adding fractions

1. 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
2. For the 1st fraction, since 42 × 16 = 672,
   90/42 = 90 × 16/42 × 16 = 1440/672
3. Likewise, for the 2nd fraction, since 32 × 21 = 672,
   90/32 = 90 × 21/32 × 21 = 1890/672
4. Add the two like fractions:
   1440/672 + 1890/672 = 1440 + 1890/672 = 3330/672
5. 3330/672 simplified gives 555/112
6. So, 90/42 + 90/32 = 555/112
   In mixed form: 4107/112

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