For example:
Let’s take 54 + 45
Expand the second number ‘45’ into its tens and units: 40 + 5
Add the first number with the tens of the second number: 54 + 40 = 94
Now, add the digit ‘5’ that is remaining in the units place of the second number: 94 + 5 = 99So 54 +
to read this article and more!