Add 2/84 and 70/45
1st number: 2/84, 2nd number: 1 25/45
2/84 + 70/45 is 199/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 84 × 15 = 1260,
2/84 = 2 × 15/84 × 15 = 30/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
70/45 = 70 × 28/45 × 28 = 1960/1260 - Add the two like fractions:
30/1260 + 1960/1260 = 30 + 1960/1260 = 1990/1260 - 1990/1260 simplified gives 199/126
- So, 2/84 + 70/45 = 199/126
In mixed form: 173/126
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