All PSAT Math Resources
Example Question #1 : How To Subtract Decimals
Round the answer to the nearest tenth.
0.57 - 2.657 = -2.087
Don't forget the negative sign!
This number then rounds to -2.1.
Example Question #2 : How To Subtract Decimals
Start by simplifying within the parentheses:
Then add/subtract each number
When you finish simplifying, the answer is 0.
Example Question #3 : How To Subtract Decimals
Find the difference.