Page 26 - Maths Class 04

g. 342216 + 64200 + 85 =

h. 85625 + 42804 =

With Regrouping

Example : Add 432578 and 213182.

Solution : Write the numbers in the columns and follow the given steps :

Step 1 : Adding ones Step 2 : Adding tens Step 3 : Adding hundreds

1 1 1 1 1
4 3 2 5 7 8 4 3 2 5 7 8 4 3 2 5 7 8

+ 2 1 3 1 8 2 + 2 1 3 1 8 2 + 2 1 3 1 8 2

0 6 0 7 6 0

Step 4 : Adding Step 5 : Adding ten Step 6 : Adding lakhs

thousands thousands
1 1
1 1 1 1 4 3 2 5 7 8
4 3 2 5 7 8 4 3 2 5 7 8
+ 2 1 3 1 8 2
+ 2 1 3 1 8 2 + 2 1 3 1 8 2
6 4 5 7 6 0
5 7 6 0 4 5 7 6 0

\ The sum of 432578 and 213182 is 645760.
Carry On

Fill in the blanks.
1. 4364 + 0 = ________ 2. The successor of 3899 is ________ .
3. 86789 + ________ = 86789 4. 99999 + ________ = 100000

5. 789 + 285 = 285 + ________ . 6. (28 + 49) + 6528 = (49 + _______ ) + 28

Practice - 2.2
Practice - 2.2
Practice - 2.2
Practice - 2.2
1. Add the following.

a. b. c.
4 5 3 2 1 8 2 1 4 5 1 2 5 6 1

+ 5 3 6 5 7 + 1 5 6 3 2 + 2 3 4 2 5

Mathematics-4 26