SaiBook.us Addition

Example

Title: Addition

Grade: 2-a Lesson: S4-L4

Explanation: The best way to understand addition is by looking at some examples.Take turns and read each example for easy understanding.

Examples:

Add 828 and 19

Step 1a

Add 828 + 19

Aarrange the numbers according to their place values.

Start adding the numbers from ones to right i.e., 8 + 9 = 17.

$1a$

Explanation: Add the digits in the ones place (8 + 9 = 17). Write down 7 in the ones column and 1 is put a side.

Step 1b

Now we add the tens digit i.e., 1 + 2 + 1 = 4.

Write down 4 in the tens column.

$1b$

Explanation: Add the digits in tens place( 1 + 2 + 1 = 4). Write down in tens column.

Step 1c

After this ,add the digits in hundreds columni.e.,8 + 0 = 8.

After adding both the columns we get, 828 + 19 = 847.

$1c$

Explanation: Add the digits in hundreds column(8 + 0 = 8). Therefore the sum of 828 and 19 is 847.