Answers

Add 42/40 and 75/18

1^st number: 1 2/40, 2^nd number: 4 3/18

42/40 + 75/18 is 313/60.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 18 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 40 × 9 = 360,
   42/40 = 42 × 9/40 × 9 = 378/360
3. Likewise, for the 2nd fraction, since 18 × 20 = 360,
   75/18 = 75 × 20/18 × 20 = 1500/360
4. Add the two like fractions:
   378/360 + 1500/360 = 378 + 1500/360 = 1878/360
5. 1878/360 simplified gives 313/60
6. So, 42/40 + 75/18 = 313/60
   In mixed form: 513/60

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