Place Value
Multiplying by 10, 100. 1000
Adding Decimals
Multiplying Decimals
Subtracting Decimals.
Comparing and Rounding
200
In 9.81, what place is the 1 in?
Hundredths
200
12.1 x 102
1,210
200
Add these decimals. 21.74 + 8.27
30.01
200
Write 12.085 in word form
Twelve and eighty-five thousandths
200
Subtract these decimals.
851.701 - 312.49
539.211
200
Round 456.876 to the nearest hundredth.
456.88
400
In 28.465, what place is the 5 in?
Thousandths
400
9,563 x 10 =
95,630
400
Add these decimals. 6.125 + 18
24.125
400
Write 12.085 in expanded form
(1x 10) + (2 x 1) + (8 x 1/100) + (5 x 1/1,000)
400
Subtract these decimals.
10.71 - 0.7
10.01
400
What is 420.098 rounded to the nearest tenth?
420.1
600
129.87946 What is the value of the 6?
Hundred Thousandths
600
52.1 x 103 =
52,100
600
Add these decimals. 5.2 + 3.11
8.31
600
Which statements are true? Select all.
A) The value of 2 in 250 is 100 times the value of 2 in 25.
B) The value of 2 in 25 is 10 times the value of 2 in 2.5.
C) The value of 2 in 2.5 is 1/100 the value of the 2 in 0.25.
D) The value of 2 in 0.025 is 1/10 the value of the 2 in 0.25.
B) The value of 2 in 25 is 10 times the value of 2 in 2.5.
D) The value of 2 in 0.025 is 1/10 the value of the 2 in 0.25.
600
Subtract these decimals.
547.612 - 3.107
544.505
600
Order the following decimals from least to greatest.
0.439 0.394 0.441 0.531 0.342
0.342, 0.394, 0.439, 0.441, 0.531
800
In 1.203 what place is 2 in?
Tenths
800
0.321 x 100 =
32.1
800
Add these decimals. 17 + 9.54
26.54
800
A number has a 8 in the tenths place. The number also contains a digit whose value is 1/10 the value of the 8 in the tenths place. What is a possible number?
Any number with an 8 in the tenths place and an 8 in the hundredths place.
800
Subtract these decimals.
9.034 - 0.095
8.939
800
Place a >, =, or < symbol in each box to create true comparisons.
4.3 ______4.26
4.026 ______ 4.26
4.3 > 4.26
4.026 < 4.26
1000
In 93.4258, what place is the 8 in
Ten Thousandths
1000
59.8 x 1,000 =
59,800
1000
Add these decimals. 4.67 + 29.1
33.77
1000
How can this number be written using whole numbers and how can it be written using decimals?
452 or 4.52
1000
Subtract these decimals.
1.72 - 0.8
0.92
1000
Place a >, =, or < symbol in each box to create true comparisons.
4.260 ____ 4.26
4.206 ____ 4.26
4.260 = 4.26
4.206 < 4.26