Answers

Add 42/35 and 27/40

1^st number: 1 7/35, 2^nd number: 27/40

42/35 + 27/40 is 15/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 40 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 35 × 8 = 280,
   42/35 = 42 × 8/35 × 8 = 336/280
3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
   27/40 = 27 × 7/40 × 7 = 189/280
4. Add the two like fractions:
   336/280 + 189/280 = 336 + 189/280 = 525/280
5. 525/280 simplified gives 15/8
6. So, 42/35 + 27/40 = 15/8
   In mixed form: 17/8

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