Answers

Add 70/21 and 24/40

1^st number: 3 7/21, 2^nd number: 24/40

70/21 + 24/40 is 59/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 40 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 21 × 40 = 840,
   70/21 = 70 × 40/21 × 40 = 2800/840
3. Likewise, for the 2nd fraction, since 40 × 21 = 840,
   24/40 = 24 × 21/40 × 21 = 504/840
4. Add the two like fractions:
   2800/840 + 504/840 = 2800 + 504/840 = 3304/840
5. 3304/840 simplified gives 59/15
6. So, 70/21 + 24/40 = 59/15
   In mixed form: 314/15

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