WRITING NUMBERS IN STANDARD FORM

A place – value chart makes understanding large numbers easier.

In 206, 493 the value of :

2 is 2 hundred thousands or 200, 000.

0 is 0 ten thousands or 0.

6 is 6 thousands or 6000.

4 is 4 hundreds or 400.

9 is 9 tens or 90.

3 is 3 ones or 3.

In numbers larger than 9999, use a comma to separate the periods.

Standard Form : 206,493

Word Name : Two hundred six thousand, four hundred ninety - three

Four – digit numbers may be written with or without a comma.
Each group of 3 digits is called a period.

Write the number in standard form.

Problem 1 :

Nine hundred four

Solution :

Nine hundred four

Standard form is 904.

Problem 2 :

Twelve thousand

Solution :

Twelve thousand

Standard form is 12000.

Problem 3 :

Six hundred thousand

Solution :

Six hundred thousand

Standard form is 600000.

Problem 4 :

Eight thousand

Solution :

Eight thousand

Standard form is 8000.

Problem 5 :

Five hundred twenty – one thousand, one hundred twelve

Solution :

Five hundred twenty – one thousand, one hundred twelve

Standard form is 521,112.

Problem 6 :

Sixty – four thousand, seven hundred thirty - five

Solution :

Sixty – four thousand, seven hundred thirty - five

Standard form is 64,735.

Problem 7 :

Two hundred forty thousand, three hundred ninety - two

Solution :

Two hundred forty thousand, three hundred ninety - two

Standard form is 240,392.

Problem 8 :

Ninety thousand, four hundred eight

Solution :

Ninety thousand, four hundred eight

Standard form is 90,408.

Problem 9 :

One hundred fifteen thousand, five hundred sixty

Solution :

One hundred fifteen thousand, five hundred sixty

Standard form is 115,560.

Problem 10 :

Three hundred thousand, two

Solution :

Three hundred thousand, two

Standard form is 30000,2.

Problem 11 :

Four hundred one thousand, eighteen

Solution :

Four hundred one thousand, eighteen

Standard form is 4010,18.

Problem 12 :

Fifty - four thousand, sixty - eight

Solution :

Fifty - four thousand, sixty - eight

Standard form is 540,68.