Answers

Add 48/90 and 90/70

1^st number: 48/90, 2^nd number: 1 20/70

48/90 + 90/70 is 191/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 90 × 7 = 630,
   48/90 = 48 × 7/90 × 7 = 336/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   90/70 = 90 × 9/70 × 9 = 810/630
4. Add the two like fractions:
   336/630 + 810/630 = 336 + 810/630 = 1146/630
5. 1146/630 simplified gives 191/105
6. So, 48/90 + 90/70 = 191/105
   In mixed form: 186/105

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