Add 70/45 and 4/84
1st number: 1 25/45, 2nd number: 4/84
70/45 + 4/84 is 101/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 84 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 45 × 28 = 1260,
70/45 = 70 × 28/45 × 28 = 1960/1260 - Likewise, for the 2nd fraction, since 84 × 15 = 1260,
4/84 = 4 × 15/84 × 15 = 60/1260 - Add the two like fractions:
1960/1260 + 60/1260 = 1960 + 60/1260 = 2020/1260 - 2020/1260 simplified gives 101/63
- So, 70/45 + 4/84 = 101/63
In mixed form: 138/63
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