This is basically the same thing over and over you did not think about planning this!
find the common denominator,then add the fractions!The common denominator can be 21 because 1/3 times 7=7/21 and 4/7 times 3=12/21.So,7/21+12/21=19/21!That is the answer.
5th grade math
it is d because 99(highest #)-50(lowest #)=49.
Elmo is correct because 1/5+2/5=3/5.
x-y=3 i need to graph the linear equation and i need 3 plots. please help
A particular balloon is designed by its manufacturer to be inflated tom a volume of no more than 2.5 L. If the balloon is filled with 2.0 L of helium at sea level, is released, and rises to an altitude at which the atmospheric pressure is only 500. mm Hg, will the balloon burst?
6th grade math
16 cause 18 divided by 90=0.2 times 100=2.0 so 18-2=16. that formula always works! hope that helps u when u come to a problem like this again!
In a Primary election,64 out of 100 registered voters actually vote. There are 750 registered voters in one precinct. how many people in the precinct voted?
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