Answers

Add 60/18 and 70/40

1^st number: 3 6/18, 2^nd number: 1 30/40

60/18 + 70/40 is 61/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 40 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 18 × 20 = 360,
   60/18 = 60 × 20/18 × 20 = 1200/360
3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
   70/40 = 70 × 9/40 × 9 = 630/360
4. Add the two like fractions:
   1200/360 + 630/360 = 1200 + 630/360 = 1830/360
5. 1830/360 simplified gives 61/12
6. So, 60/18 + 70/40 = 61/12
   In mixed form: 51/12

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