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Mathematics 16 Online
OpenStudy (anonymous):

A seamstress has 1/4 of a foot of thread. Then she uses 1/5 of a foot of thread to sew a hole. How much of the thread is left? A 9/20 of a foot B 3/20 of a foot C 1/20 of a foot D 1/16 of a foot

OpenStudy (mathstudent55):

|dw:1416374652589:dw| The LCM of 4 and 5 is 20

OpenStudy (mathstudent55):

|dw:1416375220591:dw|

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