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Mathematics 13 Online
OpenStudy (anonymous):

1 2/5 + 2 1/10 = ?

OpenStudy (anonymous):

7/2

OpenStudy (anonymous):

7/5+21/10=7/2

OpenStudy (anonymous):

My choices are: A.3 4/15 B. 3 3/10 C. 3 2/5 D.3 1/2

OpenStudy (anonymous):

7/2=3.5 or 3 1/2

OpenStudy (anonymous):

So its D

jhonyy9 (jhonyy9):

7/5 + 21/10 = (2*7 +21)/10 = (14+21)/10 = 35/10 = 3,5

jhonyy9 (jhonyy9):

D.

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