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3 Cards in this Set
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The Addition Principle
You can order one item from a list of 5 hamburgers and 3 pizzas. How many choices do you have? |
5 + 3= 8
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Mary can catch one of 4 buses to school or cath a ride with Jim, Sally, or Mrs, pringle. How many ways can she get to school?
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4+1+1+1= 7
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A fast-food outlet offers breakfast items. The breakfast sandwiches include five different bagel sandwiches, seven different biscuit sandwiches, and four different English muffin sandwiches. John comes to the fast- food outlet for a breakfast sandwich. How many different breakfast sandwiches does he have to choose from?
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5 + 7+ 4= 16
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