Homework Help: math

Posted by sandra on Thursday, October 27, 2011 at 4:04pm.

hector music teacher requires 450 min of practice each month. Hector practiced 239 min the first three weeks this month. Estimate how many minutes he has left to practice.

math - Ms. Sue, Thursday, October 27, 2011 at 4:43pm
450 - 240 =
math - sandra, Thursday, October 27, 2011 at 4:54pm
THANK YOU
math - Ms. Sue, Thursday, October 27, 2011 at 5:01pm
You're welcome.
math - Anonymous, Tuesday, January 3, 2012 at 5:26pm
450-240=210minutes

So Hector needs to practice for 210 minutes or 3 hours and 30 minutes to be exact

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