Add 70/28 and 90/32
1st number: 2 14/28, 2nd number: 2 26/32
70/28 + 90/32 is 85/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 32 is 224
Next, find the equivalent fraction of both fractional numbers with denominator 224 - For the 1st fraction, since 28 × 8 = 224,
70/28 = 70 × 8/28 × 8 = 560/224 - Likewise, for the 2nd fraction, since 32 × 7 = 224,
90/32 = 90 × 7/32 × 7 = 630/224 - Add the two like fractions:
560/224 + 630/224 = 560 + 630/224 = 1190/224 - 1190/224 simplified gives 85/16
- So, 70/28 + 90/32 = 85/16
In mixed form: 55/16
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