Decimals: Review
Round 11.2884 to the nearest thousandth.
11.288
Rewrite 5.2 using a decimal fraction.
5 2/10
Use front-end estimation to estimate the difference. 92.1 - 18.56
80
51.23 seconds
Carlie, Samantha, Lily, and Maria ran the 400-meter relay today at the track meet. If their times were 12.8 seconds, 13.25 seconds, 12.06 seconds, and 13.12 seconds, what was their total time for the race (in seconds)?
1,000
Complete the following statement with the number that makes it true. 1 kg = ___ g
=
Complete the inequality statement with the symbol that makes it true. 13.4 ___13.40
=
Complete the inequality statement with the symbol that makes it true. 16.8 ___16.80
68 mm
Convert 6.8 cm to mm
0.8 L
Convert 800 milliliters to liters.
8.12 m
Convert 812 cm to m.
5.49
Divide. Do not round your answer. 38.43 ÷ 7
8.63
Divide. Do not round your answer. 51.78 ÷ 6
24.28
Find the difference. 43.9 - 19.62
38.14
Find the difference. 52.74 - 14.6
2
How many digits will be to the right of the decimal point in the product of 1.88 and 71?
1,000
How many grams are in a kilogram?`
$15.70
Jackson bought five pounds of roast beef for $3.14 per pound. How much did he spend?
9
Jonathan is cutting a 26-inch board into 2.75-inch sections. How many whole sections will he end up with?
35.38
Multiply. 6.1 × 5.8
62.78
Multiply. 8.6 × 7.3
10.08 11.097 11.10 11.29 12.6
Put the following list of numbers in order from smallest to largest. 11.10 10.08 11.097 12.6 11.29
7.056 8.07 8.24 8.5 9.87
Put the following list of numbers in order from smallest to largest. 8.24 9.87 7.056 8.5 8.07
102.53 seconds
Reagan, Susie, Molly, and Isabela ran the 800-meter relay at the track meet today. If their times were 25.6 seconds, 25.08 seconds, 26.14 seconds, and 25.71 seconds, what was their total time for the race (in seconds)?
9 3/1,000
Rewrite 9.003 using a decimal fraction
$16.74
Richard bought six pounds of sliced ham for $2.79 per pound. How much did he spend?
2.95
Round 2.9471 to the nearest hundredth.
36.1
Round 36.081 to the nearest tenth.
97.1
Round 97.081 to the nearest tenth.
$3.03
Ryan bought a pack of gum for $0.89, a soda for $1.39, and a donut for $0.75 from the convenience store. How much was his total?
10
Tanner is cutting a 23-inch board into 2.25-inch sections. How many whole sections will he end up with?
four
To multiply or divide a number by 10,000, how many places should you move the decimal point?
60
Use front-end estimation to estimate the sum. 89.25 - 21.4
9.2
Use the order of expressions to simplify the following expression. 10 - 2 × 3.4 + 6
8.8
Use the order of operations to simplify the following expression. 11 - 3 × 2.4 + 5
2.2
Use the order of operations to simplify this expression. 4 + 0.8 × 1.5 - 3
100
What would you multiply the dividend and divisor by in the following division problem so that the divisor would become a whole number? 23.4÷ 11.75
2
Which digit is in the hundredths place? 8.124
24 mm
Which measurement is the best estimate for the diameter of a quarter? 24 km 24 cm 24 mm 24 m
50 cm
Which measurement is the best estimate for the height of a newborn baby? 50 mm 50 cm 50 m 50 km
6 g
Which measurement is the best estimate for the mass of a clothespin? 6 mg 6 g 6 kg
1.25 > 1.035
Which of the following statements is true? 6.800 > 6.8 1.25 > 1.035 8.2 = 8.002 7.4 < 7.32
4.1 = 4.100
Which of the following statements is true? 9.010 > 9.02 11.7 < 11.68 6.5 = 6.05
hundredth
Which place is the 4 in? 325.84
hundredth
Which place is the 7 in? 115.87
milliliter
Which unit of measurement would be the most appropriate to measure the capacity of a soup can? milligram gram milliliter kiloliter
liter
Which unit of measurement would be the most appropriate to measure the capacity of a washing machine? kilograms grams kiloliter liter
decimal fraction
a fraction in which the denominator is 10 or a power of 10
number line
a line that graphically represents all numbers
liter
a metric unit of capacity
meter
a metric unit of length
gram
a metric unit of mass
fraction
a number that expresses a portion of a whole
decimal point
a period separating the whole number and fractional parts of a number
metric system
a system of measurement based on the number ten
mass
amount of matter in a body or object
weight
measurement of the pull of gravity on an object
To multiply a decimal number by 100, _____.
move the decimal point two places to the right.
power of ten
number formed by raising ten to a power
inequality
statement showing a relationship between numbers that are not necessarily equal; uses the symbols >, <, ≥, or =.
capacity
the amount of liquid a container can hold
dividend
the number being divided
divisor
the number of parts that the dividend is being divided into
place value
the position of a digit in a number, which determines its value
International System of Units
the primary system of measurement used by most countries in the world; the modern metric system of measurement; abbreviated SI
quotient
the result of dividing two numbers
