Answers

Add 40/42 and 90/35

1^st number: 40/42, 2^nd number: 2 20/35

40/42 + 90/35 is 74/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 35 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 42 × 5 = 210,
   40/42 = 40 × 5/42 × 5 = 200/210
3. Likewise, for the 2nd fraction, since 35 × 6 = 210,
   90/35 = 90 × 6/35 × 6 = 540/210
4. Add the two like fractions:
   200/210 + 540/210 = 200 + 540/210 = 740/210
5. 740/210 simplified gives 74/21
6. So, 40/42 + 90/35 = 74/21
   In mixed form: 311/21

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