Answers

Add 35/40 and 90/84

1^st number: 35/40, 2^nd number: 1 6/84

35/40 + 90/84 is 109/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 84 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 40 × 21 = 840,
   35/40 = 35 × 21/40 × 21 = 735/840
3. Likewise, for the 2nd fraction, since 84 × 10 = 840,
   90/84 = 90 × 10/84 × 10 = 900/840
4. Add the two like fractions:
   735/840 + 900/840 = 735 + 900/840 = 1635/840
5. 1635/840 simplified gives 109/56
6. So, 35/40 + 90/84 = 109/56
   In mixed form: 153/56

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