
Here we will calculate 28 1/3 cups doubled and illustrate 28 1/3 cups doubled on a measuring cup. What is 28 1/3 cups doubled? 28 1/3 cups doubled is twice 28 1/3 cups. Therefore, to double 28 1/3 cups, we multiply 28 1/3 by 2. Here is the formula, the math, and the answer to 28 1/3 cups doubled:
Cup × 2 = Cup doubled
28 1/3 × 2 = 56 2/3
28 1/3 cups doubled = 56 2/3 cups
Below is an illustration of a measuring cup. We show 28 1/3 cups and 28 1/3 cups doubled (56 2/3 cups) so you can see where they are in relation to each other.

As you can see, we filled up our measuring cup to 28 1/3 cups doubled. In other words, we filled it up to 56 2/3, which is two times 28 1/3.
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