Page 21 - Math_Genius_V1.0_C2_Flipbook

E:\Working\Focus_Learning\Math_Genius_2_(09-10-2023)\Open_Files\Chap_01
\ 29-Feb-2024 Bharat Arora Proof-6 Reader’s Sign _______________________ Date __________

Expanded Form and Short Form of a Number

The expanded form of a number is the sum of the place values of its digits.

The short form of a number is the numeral that is written using face value of the

digits.

Look at the following numbers.

(a) H T O Place (b) H T O Place

5 0 7 value 2 6 9 value

7 9

0 60

500 200

Expanded form: 500 + 0 + 7 Expanded form: 200 + 60 + 9

Or 5 hundreds + 0 tens + 7 ones Or 2 hundreds + 6 tens + 9 ones

Short form: 507 Short form: 269

Practice time 1D

1. Write the place value of the coloured digit in the following numbers.
(a) 4 6 2 (b) 8 2 5 (c) 9 3 4

2. Write the place value and face value of each digit in the following numbers.

(a) H T O Place Face (b) H T O Place Face

2 1 5 value value 7 0 9 value value

3. Form the numbers using given place values of digits. One has been done for you.

(a) 9 4 7 (b) (c)

7 7 3

40 20 0
900 700 500

Mathematics-2 19