Answers

Add 90/56 and 16/70

1^st number: 1 34/56, 2^nd number: 16/70

90/56 + 16/70 is 257/140.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 70 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 56 × 5 = 280,
   90/56 = 90 × 5/56 × 5 = 450/280
3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
   16/70 = 16 × 4/70 × 4 = 64/280
4. Add the two like fractions:
   450/280 + 64/280 = 450 + 64/280 = 514/280
5. 514/280 simplified gives 257/140
6. So, 90/56 + 16/70 = 257/140
   In mixed form: 1117/140

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