OpenStudy (anonymous):

Which expression is equivalent to 27 + 15? 3(24 + 12) 3(9 + 5) 9(3 + 15) 9(18 + 6)

3 years ago
OpenStudy (anonymous):

what do you thinkk?

3 years ago
OpenStudy (anonymous):

c

3 years ago
OpenStudy (anonymous):

How did you arrive at c?

3 years ago
OpenStudy (anonymous):

idk

3 years ago
OpenStudy (anonymous):

Do you have fingers?

3 years ago
OpenStudy (anonymous):

no i have a paw

3 years ago
OpenStudy (anonymous):

Tell me what's 4+4?

3 years ago
OpenStudy (anonymous):

8

3 years ago
OpenStudy (anonymous):

Great! And now what about 27 + 1?

3 years ago
OpenStudy (anonymous):

28

3 years ago
OpenStudy (anonymous):

Oh, so you seem to know addition. The problem is to find a way to make 27 + 15 look nicer. Ok. Are you following me up?

3 years ago
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