Which is a correct way to subtract 98 from a number?
Add 100. Then subtract 1.
Add 100. Then add 2.
Subtract 100. Then add 2.
Subtract 100. Then add 1.
Question & Answer
Which is a correct way to subtract 98 from a number?
1 Answer
Verified archiveThe correct way to subtract 98 from a number is: Add 100. Then subtract 1.
Here’s why: When you subtract 98, you can think of it as subtracting 100 and then adjusting by adding back 2. So, if you add 100 to a number and then subtract 1, you effectively get the same result as subtracting 98.
For example, if you have the number ( x ):
1. Add 100: ( x + 100 )
2. Subtract 1: ( (x + 100) – 1 = x + 99 )
– This is equivalent to ( x – 98 ) because ( 99 – 100 = -1).
So, the method works! If you have more questions or need further assistance, feel free to ask!