Claude uses the greatest common factor and the distributive property to rewrite this sum: 45 + 90

Drag one number to each box to show Claude's expression.

The nubers are 1,2,5,9,10,18,45 and 90

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

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step-by-step explanation:

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