Here we will calculate 90 cups doubled and illustrate 90 cups doubled on a measuring cup. What is 90 cups doubled? 90 cups doubled is twice 90 cups. Therefore, to double 90 cups, we multiply 90 by 2. Here is the formula, the math, and the answer to 90 cups doubled:
Cup × 2 = Cup doubled
90 × 2 = 180
90 cups doubled = 180 cups
Below is an illustration of a measuring cup. We show 90 cups and 90 cups doubled (180 cups) so you can see where they are in relation to each other.
As you can see, we filled up our measuring cup to 90 cups doubled. In other words, we filled it up to 180, which is two times 90.
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