Place Value and Multiplication

Front

What is place value?

Back

Place value is the value of a digit based on its position in a number. For example, in the number 345, the digit 3 is in the hundreds place, so its value is 300.

Front

What is the standard form of a number?

Back

The standard form of a number is the way of writing numbers using digits. For example, the standard form of 'four thousand five hundred' is 4,500.

Front

How do you write 'sixty four thousand five hundred thirty two' in standard form?

Back

64,532

Front

How do you write 'four million seventy six thousand fifty four' in standard form?

Back

4,076,054

Front

What does the exponent in 10^4 represent?

Back

The exponent indicates how many times to multiply the base (10) by itself. 10^4 means 10 x 10 x 10 x 10, which equals 10,000.

Front

Calculate 23 x 10^4.

Back

230,000

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times. For example, 3 x 4 means adding 3 four times: 3 + 3 + 3 + 3 = 12.

Front

If Susie has 13 dictionaries with 189 pages each, how many pages are there in total?

Back

2,457 pages.

Front

What is the product of 10 and 6 tens?

Back

600.

Front

What is the value of the digit 5 in the number 5,678?

Back

The value of the digit 5 is 5,000 because it is in the thousands place.