Translating Numbers from Word Form to Standard Form

The video tutorial explains how to convert numbers from word form to standard form by understanding the role of commas. It begins by defining word form and standard form, then highlights the importance of commas in number formatting. The tutorial provides examples to demonstrate the conversion process, emphasizing the placement of digits based on the presence of commas. The lesson concludes with a summary of the conversion steps.

What is the standard form of the number 'seven hundred twelve'?

• 172

• 702

• 721

• 712

Where should commas be placed in the number 1,234,567?

• After every four digits

• After every two digits

• After every digit

• After every three digits from the right

In the number 67,409, what does the '67' represent?

• Sixty-seven thousands

• Sixty-seven tens

• Sixty-seven ones

• Sixty-seven hundreds

If a number is written as 'three hundred seventy-one', what is its standard form?

• 137

• 317

• 371

• 713

In the number 20,000, why is there a zero in the thousandths place?

• Because it represents hundreds

• Because it is a mistake

• Because it represents ten thousand

• Because it is a placeholder for unmentioned digits