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2/3xx1/3-1/3xx5/2=...

`2/3xx1/3-1/3xx5/2=`

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(1/3xx1/5)/(1/3xx1/5+1/3xx1/6+1/3xx1/7)

("_______")xx(1/5+1/7)=(2/3xx1/5)+(2/3xx"_____")

(2/5)xx(-3/7)-1/6xx3/2+1/14xx2/5

Note the specialities of fractional numbers. It can be written as 1-1/2=(2-1)/(1xx2)=1/(1xx2) 1/2-1/3=(3-2)/(2xx3)=1/(2xx3) 1/3-1/4=(4-3)/(3xx4)=1/(3xx4) now answer the following. 1/(1xx2)+1/(2xx3)+1/(3xx4)+....(1)/(99xx100)= ____

Simplify : ((-3)/2xx4/5)+(9/5xx(-10)/3)-(1/2xx3/4)

Note the specialities of fractional numbers. It can be written as 1-1/2=(2-1)/(1xx2)=1/(1xx2) 1/2-1/3=(3-2)/(2xx3)=1/(2xx3) 1/3-1/4=(4-3)/(3xx4)=1/(3xx4) now answer the following. 1/(1xx2)+1/(2xx3)+1/(3xx4)= ______

Note the specialities of fractional numbers. It can be written as 1-1/2=(2-1)/(1xx2)=1/(1xx2) 1/2-1/3=(3-2)/(2xx3)=1/(2xx3) 1/3-1/4=(4-3)/(3xx4)=1/(3xx4) now answer the following. 1/(5xx6) = 1/x-1/y find X and Y

Note the specialities of fractional numbers. It can be written as 1-1/2=(2-1)/(1xx2)=1/(1xx2) 1/2-1/3=(3-2)/(2xx3)=1/(2xx3) 1/3-1/4=(4-3)/(3xx4)=1/(3xx4) now answer the following. 1/(1xx2)+1/(2xx3)+.....(1)/(nxx(n+1))= _____

Perform the following multiplication a) 2/9 xx 7/8 xx 1/9 b) 1/3 xx 4/5 xx 1/4 c) 1/3 xx 2/4 xx 5/3 d) 1/2 xx 1/3 xx 1/4 e) 1/5 xx 2/5 xx 2/3 f) 2/3 xx 5/6 xx 1/4