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Mathematics 19 Online
OpenStudy (anonymous):

How do I check my work? 9/13 ÷ 7/26.  What step can you take to check that your result is correct? 9/13 divide by 7/26 = 2 4/7 What step can you take to check that your result is correct? Multiply your result by 9/13. Multiply your result by 26/7 Multiply your result by 13/9 Multiply your result by 7/28

OpenStudy (triciaal):

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