Answers

Add 48/81 and 27/70

48/81 + 27/70 is 1849/1890.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 70 is 5670
   
   Next, find the equivalent fraction of both fractional numbers with denominator 5670
2. For the 1st fraction, since 81 × 70 = 5670,
   48/81 = 48 × 70/81 × 70 = 3360/5670
3. Likewise, for the 2nd fraction, since 70 × 81 = 5670,
   27/70 = 27 × 81/70 × 81 = 2187/5670
4. Add the two like fractions:
   3360/5670 + 2187/5670 = 3360 + 2187/5670 = 5547/5670
5. 5547/5670 simplified gives 1849/1890
6. So, 48/81 + 27/70 = 1849/1890

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