Add 70/30 and 45/56
1st number: 2 10/30, 2nd number: 45/56
70/30 + 45/56 is 527/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 30 × 28 = 840,
70/30 = 70 × 28/30 × 28 = 1960/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
45/56 = 45 × 15/56 × 15 = 675/840 - Add the two like fractions:
1960/840 + 675/840 = 1960 + 675/840 = 2635/840 - 2635/840 simplified gives 527/168
- So, 70/30 + 45/56 = 527/168
In mixed form: 323/168
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