Answers

Add 35/70 and 48/40

1^st number: 35/70, 2^nd number: 1 8/40

35/70 + 48/40 is 17/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 40 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 70 × 4 = 280,
   35/70 = 35 × 4/70 × 4 = 140/280
3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
   48/40 = 48 × 7/40 × 7 = 336/280
4. Add the two like fractions:
   140/280 + 336/280 = 140 + 336/280 = 476/280
5. 476/280 simplified gives 17/10
6. So, 35/70 + 48/40 = 17/10
   In mixed form: 17/10

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