Vocabulary
Define the term 'digit'
Any of the numerals 0-9 which form a number
What is 102 ?
10 x 10= 100
103 x 15 =
10 x 10 x 10 = 1,000
1,000 x 15= 15,000
19,650 divided by 10
1,965
Define the term 'standard form'
To write a number exactly as it is. Example: 3,245
What is 103 ?
10 x 10 x 10 = 1,000
10 x 30,750=
307,500
34,230 divided by 70
489
Answers may vary. Example- the position of a digit in a number determines its value.
How would you write 10 to the power of 7?
107
20 x 102
20 x 100= 2,000
133,000 divided by 7,000 =
19
In the number 45, 876 the value of the digit 7 is ______
7 tens or 70
What is a base?
The base is the big number that gets multiplied by itself.
25 x 200=
5,000
7,500 divided by 500=
15
In the number 26,667,243, which value of 2 is greater? How much greater?
The 2 in the ten-millions place is the greatest.
Ten thousand times greater than the hundreds.
Define and identify the exponent in this problem. Then, solve the problem.
19 x 103
An exponent is the the small raised number beside the base. It tells you how many times to use the base in multiplication.
19,000
200 x 2,178
435,600
What is wrong with the equation? 2500 divided 20 = 1250. How would you fix it?
Dividing 2,500 by 20 doesn't equal 1,250. To fix it, you could change the 2,500 to 25,000 or 20 to 2.