Adding 1
Adding 2
Subtracting 1
Subtracting 2
100
(1/2)+(1/x)=
What is (2+x)/2x
100
(1/3)+(1/x)
What is (3+x)/3x
100
(1/2)-(1/x)=
What is (x-2)/2x
100
(1/4)-(1/x)=
What is (x-4)/(4x)
200
(2/x)+(1/x)=
What is 3/x
200
(2/x)+(3/x)
What is 5/x
200
(2/3)-(1/x)=
What is (2x-3)/3x
200
[1/(3x)]-(1/x)=
What is -2/(3x)
300
(3/4)+(2/x)=
What is (3x+8)/4x
300
(2/5)+(2/x)=
What is (2x+10)/5x
300
[1/(2x)]-(3/x)=
What is -5/(2x)
300
[4/(x+1)]-(2/3)
What is (10-2x)/(3x+3) or (10-2x)/[3(x+1)]
400
[1/(1+x)]+(1/2)=
What is (x+3)/(2+2x) or (x+3)/[2(1+x)]
400
[2/(x+1)]+(1/3)=
What is (x+7)/(3x+3) or (x+7)/[3(x+1)]
400
[1/(x+1)]-(1/2)
What is (1-x)/[2(x+1)] or (1-x)/(2x+2)
400
(9/x)-2=
What is (9-2x)/x
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