Answers

Add 45/10 and 70/4

1^st number: 4 5/10, 2^nd number: 17 2/4

45/10 + 70/4 is 22/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 4 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 10 × 2 = 20,
   45/10 = 45 × 2/10 × 2 = 90/20
3. Likewise, for the 2nd fraction, since 4 × 5 = 20,
   70/4 = 70 × 5/4 × 5 = 350/20
4. Add the two like fractions:
   90/20 + 350/20 = 90 + 350/20 = 440/20
5. 440/20 simplified gives 22/1
6. So, 45/10 + 70/4 = 22/1

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