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Mathematics 21 Online
OpenStudy (anonymous):

Can the values be added or subtracted? If one value needs to be converted to another, describe the conversion. 19.75 in² + 26.2 in³ a-The values cannot be added because one is measuring area and the other is measuring volume. b-The values can be added without making a conversion of units because they both measure area. c-The values can be added after making a conversion of units because they both measure area. d-The values cannot be added because one is measuring area and the other is measuring mass.

OpenStudy (anonymous):

please help

OpenStudy (lynfran):

what do u think??

OpenStudy (lynfran):

they can not be added... do u know y??

OpenStudy (anonymous):

Because it not the same

OpenStudy (anonymous):

i think its d then

OpenStudy (lynfran):

no

OpenStudy (anonymous):

So what do the tiny 2 and 3 mean ?

OpenStudy (lynfran):

^2 means square units and ^3 means cubic units square units is used when finding area and cubic units are used when finding volume

OpenStudy (anonymous):

maybe they cant be added cause one measures somthing diffrent

OpenStudy (anonymous):

ohh so its a

OpenStudy (lynfran):

yes

OpenStudy (anonymous):

i have one more

OpenStudy (lynfran):

ok

OpenStudy (anonymous):

Can the values be added or subtracted? If one value needs to be converted to another, describe the conversion. 9.7 g + 67.8 mg a-The values can be added after making a conversion of units because they both measure mass. b-The values can be added without making a conversion of units because they both measure mass. c-The values cannot be added because one is measuring mass and the other is measuring capacity. d-The values cannot be added because one is measuring mass and the other is measuring volume.

OpenStudy (anonymous):

i think they can

OpenStudy (anonymous):

i think they can be added

OpenStudy (lynfran):

they can be added after making a conversion

OpenStudy (anonymous):

whats the diffrence between the two?

OpenStudy (lynfran):

they both measure mass but there unit difference and 1g= 1000mg

OpenStudy (anonymous):

Oh ok now i get it thank you very much

OpenStudy (lynfran):

welcome

OpenStudy (anonymous):

Im your fan now

OpenStudy (lynfran):

ok

OpenStudy (anonymous):

i got it mastered 100 % thank you so much

OpenStudy (lynfran):

im glad ...welcome

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