Answers

Add 84/90 and 20/16

1^st number: 84/90, 2^nd number: 1 4/16

84/90 + 20/16 is 131/60.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 16 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 90 × 8 = 720,
   84/90 = 84 × 8/90 × 8 = 672/720
3. Likewise, for the 2nd fraction, since 16 × 45 = 720,
   20/16 = 20 × 45/16 × 45 = 900/720
4. Add the two like fractions:
   672/720 + 900/720 = 672 + 900/720 = 1572/720
5. 1572/720 simplified gives 131/60
6. So, 84/90 + 20/16 = 131/60
   In mixed form: 211/60

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