Page 12 - Math_Genius_V1.0_C5_Flipbook

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\\February 16, 2024 1:27 PM Surender Prajapati Proof 5 Reader _________________________ Date: ___________________74

We read it as 'eight crore sixty-three lakh eighty-two thousand seven hundred ninety-three'.
We can also write the number using commas as

Note
8, 63, 82, 793 We put a comma (,) or leave some
space to separate two periods.
Crores Ones All the digits in the same period
period period are read together and the name
Lakhs Thousands
period period of the period except ones is read
along with them.

example 1: Write the following numbers in the Indian place value chart. Also, write their
number names.
(a) 53007572 (b) 48123477 (c) 89057413 (d) 13500969

Solution: We arrange the given numbers in the place value chart in the following way.
Crores Lakhs thousands Ones Number names

C tL L tth th H t O

(a) 5 3 0 0 7 5 7 2 Five crore thirty lakh seven thousand five
hundred seventy-two

(b) 4 8 1 2 3 4 7 7 Four crore eighty-one lakh twenty-three
thousand four hundred seventy-seven
(c) 8 9 0 5 7 4 1 3 Eight crore ninety lakh fifty-seven
thousand four hundred thirteen

(d) 1 3 5 0 0 9 6 9 One crore thirty-five lakh nine hundred
sixty-nine

example 2: Write the following numbers in numerals.
(a) Six crore thirty-six lakh forty-two thousand two hundred one

(b) Nine crore three lakh fifty thousand twenty-nine

Solution: Writing the digits in their respective places, we get

(a)
C tL L tth th H t O

6 3 6 4 2 2 0 1 Remember
Using commas: 6,36,42,201 We put a zero where no digit
is given for a particular place.
(b)
C tL L tth th H t O

9 0 3 5 0 0 2 9

Using commas: 9,03,50,029

teacher’s
tip Discuss with children that it is very important to mark the period when we write the numbers in financial
statement like on bank cheques.

10 Mathematics-5