DOUBLE DIGIT SUBTRACTION
SUBTRACTION –
Subtraction is a process by which you can delete any object or thing or any number from greater number or object or thing.
Q.1) Subtract 56 - 23 = ?
METHOD
Step 1. – Subtract the ‘Ones’
6 Ones – 3 Ones = 3 Ones
Write 3 in the ‘Ones’ Column.
Step 2.- Subtract the ‘Tens’
5 Tens – 2 Tens = 3 Tens
Write 3 in the ‘Tens’ Column.
So, answer is 33 (Ans.)
Q.2) Subtract 49 - 30 = ?
METHOD
Step 1. – Subtract the ‘Ones’
9 Ones – 0 Ones = 9 Ones
Write 9 in the ‘Ones’ Column.
Step 2.- Subtract the ‘Tens’
4 Tens – 3 Tens = 1 Tens
Write 1 in the ‘Tens’ Column.
So, answer is 19 (Ans.)