Place Value
What is the value of the digit 6 in the number:
732.786
Six thousandths
When dividing decimals, the decimal point moves in which direction?
When multiplying decimals, the decimal point moves in which direction?
Dividing = Left
Multiplying = Right
An exponent next to the base number tells you what?
How many times to move the decimal point
What are the three steps to take when comparing decimals?
1) Line up the decimals
2) Make the number of digits in each number equal/add zeros to make them equal
3. Ask yourself which number is larger
When rounding decimals, ask yourself...
5 or above, give it a _____,
4 or less, let it ______.
This means that when you round (UP/DOWN) when rounding the digit 5?
5 or above, give it a SHOVE,
4 or less, let it REST.
Rounding the digit 5 tells us that we need to round UP.
How many times greater is 0.5 than 0.05?
10 times greater
What is the equivalent of writing 10 x 10 x 10?
What is the product?
103
1,000
What is six hundred five thousandths in decimal form?
0.605
Write greater than, less than, or equal to, to make the expression true.
7.080 ___ 7.08
7.080 = 7.08
What is 6.73 rounded to the nearest tenth?
6.7
Ms. Redett made a mistake when she was copying a number onto the board. She wrote the number 45,673. The correct number was 1/10 the value of the number she copied down. What was the correct number?
4,567.3
What is the value of the missing exponent that makes this equation true?
275 รท 10[] = 0.275
3
What is sixty-five thousandths in decimal form?
0.065
Select all the statements that correctly compare the two numbers.
A. 11.82 < 11.4
B. 28.342 < 28.45
C. 6.054 > 6.39
D. 7.08 = 7.080
E. 4.12 > 4.035
B. 28.342 < 28.45
D. 7.08 = 7.080
E. 4.12 > 4.035
What is 8.94 rounded to the nearest whole number?
9
How many times the value of 0.045 is the value of 0.45?
1/10 (one tenth)
What is the missing value in the equation below?
0.078 x 10 = ____
0.78
A number in expanded form is shown below. What is the value of the number?
8x100 + 4x10 + 3x1 + 2x(1/10) + 4x(1/100)
843.24
Write greater than, less than, or equal to, to make the expression true.
978.63 _____ 978.539
978.63 > 978.539
Select all the numbers that round to 8.7 when rounded to the nearest tenth.
A. 8.70
B. 8.73
C. 8.75
D. 8.62
E. 8.65
A. 8.70
B. 8.73
E. 8.65
Select all that are true about the values 3.9 and 0.39.
A. 3.9 is 1/10 of 0.39
B. 0.39 is 10 times more than 3.9
D. 0.39 is 1/10 of 3.9
E. 3.9 is 10 times more than 0.39
D. 0.39 is 1/10 of 3.9
E. 3.9 is 10 times more than 0.39
Select all the equations that are correct.
A. 0.34 x 102 = 34
B. 8.73 x 103 = 8,730
C. 5.6 x 102 = 5,600
D. 14.8 x 103 = 14,800
E. 18.7 x 102 = 187
A. 0.34 x 102 = 34
B. 8.73 x 103 = 8,730
D. 14.8 x 103 = 14,800
A number in expanded form is shown below. What is the value of the number in decimal form?
3x10 + 4x1 + 5x(1/10) + 7x(1/100) + 6x(1/1000)
34.576
Write greater than, less than, or equal to, to make the expression true.
5.67 ___ 5.673
5.67 < 5.673
What is 8.327 rounded to the nearest hundredth?
8.33