Answers

Add 42/40 and 28/50

1^st number: 1 2/40, 2^nd number: 28/50

42/40 + 28/50 is 161/100.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 50 is 200
   
   Next, find the equivalent fraction of both fractional numbers with denominator 200
2. For the 1st fraction, since 40 × 5 = 200,
   42/40 = 42 × 5/40 × 5 = 210/200
3. Likewise, for the 2nd fraction, since 50 × 4 = 200,
   28/50 = 28 × 4/50 × 4 = 112/200
4. Add the two like fractions:
   210/200 + 112/200 = 210 + 112/200 = 322/200
5. 322/200 simplified gives 161/100
6. So, 42/40 + 28/50 = 161/100
   In mixed form: 161/100

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