How to subtract decimals - GRE Quantitative Reasoning
Card 0 of 3
Quantity A: 
Quantity B: 
Quantity A:
Quantity B:
Use the values of .5 and 2 as possible x values. If x = 2, Quantity A is positive and greater, but if x = .5, Quantity A is negative and therefore smaller. As such, the relationship cannot be determined.
Use the values of .5 and 2 as possible x values. If x = 2, Quantity A is positive and greater, but if x = .5, Quantity A is negative and therefore smaller. As such, the relationship cannot be determined.
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Make sure to follow the order of operations. Begin by combining all terms inside the parentheses:
Convert the fraction to a decimal and once again complete the operations inside the parentheses:
The answer is 
.
Make sure to follow the order of operations. Begin by combining all terms inside the parentheses:
Convert the fraction to a decimal and once again complete the operations inside the parentheses:
The answer is
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Solve for 
:
Solve for
To solve for 
, subtract 
from both sides of the equation. 
, therefore, 
.
If you have trouble subtracting the decimals, you can multiply both of them by 
to get whole numbers, then subtract as normal, then divide your result by 
.
To solve for
If you have trouble subtracting the decimals, you can multiply both of them by
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