Teacher2Teacher 
Q&A #7392 
View entire discussion [<< prev] [ next >>]
From: Trevor Doyle <dhuill@earthlink.net> To: Teacher2Teacher Public Discussion Date: 2010040116:44:16 Subject: Re: rounding to hundredth or thousandth The best I have seen to teach hundredth etc islike this: Round to the thousandth 1.26763 Write the number down: 1.26763 1 Write the number one over the decimal: 1.26763 1000 Now write the three zeros to 1000 1.26763 it stops a seven, that is the number you are rounding Take the seven and the number to the right: 76 Now write 707680 which side is it close to? 80 now write its as 1.26800 and get ride of the zeros. 1.268 answer
Post a reply to this message

[Privacy Policy] [Terms of Use]
Math Forum Home 
The Math Library 
Quick Reference 
Math Forum Search