Ask your own question, for FREE!
Mathematics 12 Online
OpenStudy (anonymous):

Medals Given Sharmi compared one hundred forty point eight two and fifteen point four and provided the explanation below. Explain what she did wrong and provide the correct solution and explanation. fifteen point four has fewer digits than one hundred forty point eight two. So, in order to line up the decimal points and fill place values with zeros, I must add two zeros to fifteen point four, giving me one hundred fifty point four zero. Now, one hundred forty point eight two has a 4 in the tens place, and one hundred fifty point five zero has a 5 in the tens place. Since 4 is less than 5, the correct an

OpenStudy (anonymous):

@bibby

OpenStudy (bibby):

first thing you should do is write 'em out 140.82 115.4

OpenStudy (anonymous):

So whats the next sterp

OpenStudy (bibby):

Edit the last sentence in while I actually read what she did lol

OpenStudy (bibby):

140.82 15.4 oooh I see. She added 0s to the 2nd number 140.82 150.40

OpenStudy (bibby):

do you see why that wouldn't be correct mathematically?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

she added 0's to the second number

OpenStudy (bibby):

I'll draw the next bit out as to what she should have done|dw:1387456322664:dw|

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!