Add 50/45 and 70/42
1st number: 1 5/45, 2nd number: 1 28/42
50/45 + 70/42 is 25/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 42 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 45 × 14 = 630,
50/45 = 50 × 14/45 × 14 = 700/630 - Likewise, for the 2nd fraction, since 42 × 15 = 630,
70/42 = 70 × 15/42 × 15 = 1050/630 - Add the two like fractions:
700/630 + 1050/630 = 700 + 1050/630 = 1750/630 - 1750/630 simplified gives 25/9
- So, 50/45 + 70/42 = 25/9
In mixed form: 27/9
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