Answers

Add 70/45 and 7/90

1^st number: 1 25/45, 2^nd number: 7/90

70/45 + 7/90 is 49/30.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 90 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 45 × 2 = 90,
   70/45 = 70 × 2/45 × 2 = 140/90
3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
   7/90 = 7 × 1/90 × 1 = 7/90
4. Add the two like fractions:
   140/90 + 7/90 = 140 + 7/90 = 147/90
5. 147/90 simplified gives 49/30
6. So, 70/45 + 7/90 = 49/30
   In mixed form: 119/30

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