Answers

Add 36/21 and 90/32

1^st number: 1 15/21, 2^nd number: 2 26/32

36/21 + 90/32 is 507/112.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 32 is 672
   
   Next, find the equivalent fraction of both fractional numbers with denominator 672
2. For the 1st fraction, since 21 × 32 = 672,
   36/21 = 36 × 32/21 × 32 = 1152/672
3. Likewise, for the 2nd fraction, since 32 × 21 = 672,
   90/32 = 90 × 21/32 × 21 = 1890/672
4. Add the two like fractions:
   1152/672 + 1890/672 = 1152 + 1890/672 = 3042/672
5. 3042/672 simplified gives 507/112
6. So, 36/21 + 90/32 = 507/112
   In mixed form: 459/112

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