Page 17 - SM Class 3 Inner.cdr

c. d.
Th H T O Place Value Th H T O Place Value
9 0 0 5 8 1 6 4

3. Write the number names of the following .

Number Names

a. 2174

b. 3079

c. 1003

d. 1425

4. Write these numbers in expanded form.

a. 2907 = + + +

b. 8250 = + + +

c. 7444 = + + +

d. 5823 = + + +

5. Write in short form.

a. 4000 + 200 + 60 + 9 = ___________

b. 3000 + 000 + 00 + 3 = ___________

c. 7000 + 700 + 70 + 7 = ___________

d. 9000 + 000 + 90 + 0 = ___________

Predecessor

One less than any given number is called predecessor of that number.

Example 2 : Write the predecessor of the number 2386.
Number Predecessor
2386 – 1= 2385
So 2385 is the predecessor of 2386
Similarly 7361 is the predecessor of 7362
4189 is the predecessor of 4190
1055 is the predecessor of 1056

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Mathematics In Focus - 3