Answers

Add 24/40 and 81/70

1^st number: 24/40, 2^nd number: 1 11/70

24/40 + 81/70 is 123/70.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 70 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 40 × 7 = 280,
   24/40 = 24 × 7/40 × 7 = 168/280
3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
   81/70 = 81 × 4/70 × 4 = 324/280
4. Add the two like fractions:
   168/280 + 324/280 = 168 + 324/280 = 492/280
5. 492/280 simplified gives 123/70
6. So, 24/40 + 81/70 = 123/70
   In mixed form: 153/70

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