Khan Academy

Supporting grades: 5

Description: Sal solves missing fraction problems like _ + 1/16 = 3/2. So, we have blank plus one-16th is equal to three halves. One thing that might make it a little bit simpler for our brains is if we were to express one-16th and three-halves with a common denominator. There are other common multiples, but the smallest one is going to be 16 times 1, which is also divisible by 2.

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