Add 32/45 and 70/84
32/45 + 70/84 is 139/90.
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,
32/45 = 32 × 28/45 × 28 = 896/1260 - Likewise, for the 2nd fraction, since 84 × 15 = 1260,
70/84 = 70 × 15/84 × 15 = 1050/1260 - Add the two like fractions:
896/1260 + 1050/1260 = 896 + 1050/1260 = 1946/1260 - 1946/1260 simplified gives 139/90
- So, 32/45 + 70/84 = 139/90
In mixed form: 149/90
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