Add 72/70 and 40/32
1st number: 1 2/70, 2nd number: 1 8/32
72/70 + 40/32 is 319/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 32 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 70 × 16 = 1120,
72/70 = 72 × 16/70 × 16 = 1152/1120 - Likewise, for the 2nd fraction, since 32 × 35 = 1120,
40/32 = 40 × 35/32 × 35 = 1400/1120 - Add the two like fractions:
1152/1120 + 1400/1120 = 1152 + 1400/1120 = 2552/1120 - 2552/1120 simplified gives 319/140
- So, 72/70 + 40/32 = 319/140
In mixed form: 239/140
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