Answers

Add 15/40 and 70/36

1^st number: 15/40, 2^nd number: 1 34/36

15/40 + 70/36 is 167/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 36 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 40 × 9 = 360,
   15/40 = 15 × 9/40 × 9 = 135/360
3. Likewise, for the 2nd fraction, since 36 × 10 = 360,
   70/36 = 70 × 10/36 × 10 = 700/360
4. Add the two like fractions:
   135/360 + 700/360 = 135 + 700/360 = 835/360
5. 835/360 simplified gives 167/72
6. So, 15/40 + 70/36 = 167/72
   In mixed form: 223/72

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