Editing Subtraction (section)

===Subtraction from left to right===
Example:{{Citation needed|date=February 2023}}
<gallery>
File:LeftToRight Subtraction Step 1.JPG|7 − 4 = 3<br>This result is only penciled in.
File:LeftToRight Subtraction Step 2.JPG|Because the next digit of the minuend is smaller than the subtrahend, we subtract one from our penciled-in-number and mentally add ten to the next.
File:LeftToRight Subtraction Step 3.JPG|15 − 9 = 6
File:LeftToRight Subtraction Step 4.JPG|Because the next digit in the minuend is not smaller than the subtrahend, we keep this number.
File:LeftToRight Subtraction Step 5.JPG|3 − 1 = 2
</gallery>