Add 84/42 and 70/30
1st number: 2 0/42, 2nd number: 2 10/30
84/42 + 70/30 is 13/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
84/42 = 84 × 5/42 × 5 = 420/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
70/30 = 70 × 7/30 × 7 = 490/210 - Add the two like fractions:
420/210 + 490/210 = 420 + 490/210 = 910/210 - 910/210 simplified gives 13/3
- So, 84/42 + 70/30 = 13/3
In mixed form: 41/3
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