Answers

Add 70/45 and 40/35

1^st number: 1 25/45, 2^nd number: 1 5/35

70/45 + 40/35 is 170/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 35 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 45 × 7 = 315,
   70/45 = 70 × 7/45 × 7 = 490/315
3. Likewise, for the 2nd fraction, since 35 × 9 = 315,
   40/35 = 40 × 9/35 × 9 = 360/315
4. Add the two like fractions:
   490/315 + 360/315 = 490 + 360/315 = 850/315
5. 850/315 simplified gives 170/63
6. So, 70/45 + 40/35 = 170/63
   In mixed form: 244/63

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