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E:\Working\Focus_Learning\Math_Genius_5_(05-10-2023)\Open_Files\CHAP_02
\\February 27, 2024 10:04 AM Surender Prajapati Proof 5 Reader _________________________ Date: ___________________74

1. In 2022, a toy factory produced 22466 toys in October, 190895 toys in September
and 205725 toys in November. What was the total number of toys produced in those
three months?
2. The population of a town is 7231572 and out of this 4797237 are men. What is the
population of women of the town?
3. A textile factory produces 30425 bedsheets per day. How many bedsheets will it
produce in 1 year?

4. A wholeseller purchased 1895 kg of rice for `53,060. Find the rate of rice per kg.

Addition of LArge numbers

Addition of larger numbers is the same as that of smaller numbers. Let us add the amounts
of money `3234578 and `2355500 that were saved by the parents.
To add large number, follow the following steps. C tL L tth th H t O

Step 1: Write the addends in the columns 1 1
according to place values.

Step 2: Start adding from the ones column, then + 3 2 3 4 5 7 8 Addend
5
5
0 0
2 3
5
move to the tens, and so on. 5 5 9 0 0 7 8 Addend
Step 3: Use regrouping if required.
The total amount of money saved by the parents is `5590078.

example 1: Add the following.

(a) 793648 and 357364 (b) 2936436, 1246438 and 415643

Solution: (a) tL L tth th H t O
Remember
1 1 1 1 1 1 The numbers that
7 9 3 6 4 8 are added are called
addends and the
+ 3 5 7 3 6 4 answer is their sum.
1 1 5 1 0 1 2

(b) tL L tth th H t O

Think and Answer
1 1 1 1 1
2 9 3 6 4 3 6 What is the sum of the
1 2 4 6 4 3 8 largest 9-digit number and
smallest 9-digit number? How
+ 4 1 5 6 4 3 many digits are there in the
4 5 9 8 5 1 7 sum?

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