Answers

Add 70/16 and 54/45

1^st number: 4 6/16, 2^nd number: 1 9/45

70/16 + 54/45 is 223/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 45 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 16 × 45 = 720,
   70/16 = 70 × 45/16 × 45 = 3150/720
3. Likewise, for the 2nd fraction, since 45 × 16 = 720,
   54/45 = 54 × 16/45 × 16 = 864/720
4. Add the two like fractions:
   3150/720 + 864/720 = 3150 + 864/720 = 4014/720
5. 4014/720 simplified gives 223/40
6. So, 70/16 + 54/45 = 223/40
   In mixed form: 523/40

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