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Mathematics 7 Online
OpenStudy (anonymous):

1. A recipe calls for 10 cups of oatmeal. Benjamin wants to make 1/5 fewer servings than the recipe makes. Which expression represents how many cups of oatmeal Benjamin should use?

OpenStudy (anonymous):

i'm here

OpenStudy (sleepyjess):

options?

OpenStudy (anonymous):

A 0.8 * 10 ,B. 1.8*10, C.0.2*10, D.1.2*10

OpenStudy (sleepyjess):

Okay, we have 1 serving, and he wants 1/5 less than 1 serving

OpenStudy (anonymous):

so the serving is b 1.8*10

OpenStudy (sleepyjess):

so 1 serving - 1/5 serving

OpenStudy (sleepyjess):

no

OpenStudy (anonymous):

um d oh d 1.2*10 thats small

OpenStudy (sleepyjess):

No, what is 1 serving - 1/5 serving?

OpenStudy (anonymous):

4/5 serving or no

OpenStudy (sleepyjess):

Yes, so he wants 4/5 of a serving

OpenStudy (sleepyjess):

1 serving is 10 cups

OpenStudy (sleepyjess):

What is 4/5 in decimal form?

OpenStudy (anonymous):

0.8 a it's a

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