Class 4 Addition

Addition OF 6-Digit and 7-Digit Numbers Without Carrying

Addition of 6-Digit and 7-Digit Numbers With Carrying

Addition OF 6-Digit and 7-Digit Numbers Without Carrying

In class III we have learnt how to add 4-digit and 5-digit numbers. Now let us add 6-digit and 7-digit
numbers using the same method.

6-digit and 7-digit numbers are added in the same way as smaller numbers. First, we add the digits in the ones place,
then we add the digits in the tens place, followed by those in hundreds, thousands, ten thousands and lakhs places.

Example 1. Add 325714 and 563285.
Solution.
O - Ones
T - Tens
H - Hundred
Th - Thousands
T-Th - Ten Thousand
L- Lakh
T-L - Ten Lakh
Addition-1
So, the result is 888699.

Example2. Add 6234574 and 2453213.
Solution.
Addition-2
So, the result is 8687787.

Addition of 6-Digit and 7-Digit Numbers With Carrying

In this kind of addition, we use the same method as above. But, we carry forward numbers to the next higher place value
wherever required.

Example 1. Add 684725 and 253641.
Solution.
Addition-3
So, the result is 938366.

Example 2. Add 4579563 and 3561737.
Solution.
Addition-4
So, the result is 8141300.

Story Time Addition

In our day to day life we use concept of addition in many ways, few examples are shown below. Story time addition are
solved in the similar way as they were done in the previous classes.

Example 1. A factory made 3,69,768 pen in the month of January, 2,04,204 pen in the month of February and 4,23,634 pen
in the month of March. What was the total number of pens the factory made in these three months?
Solution.
Addition-5
Thus, the total number of pens produced are 997606.

Example 2. A salesman sold ₹ 4567982 on Monday, on Tuesday he sold ₹ 3928605 and on Wednesday ₹ 1298432.
Find out how much he sold on these days?
Solution.
Addition-6
Thus, the total sale on these three days was ₹ 9795019.