Operations with Decimals
Add the decimals 43.28 + 31.45
74.73
Use < , > or = to compare each pair of decimals 0.06 ______0.60
<
Round the decimal to the given place-value. 5.031; hundredths
5.03
Write 3.24 in expanded form
(3 x 1) + (2 x 0.1) + (4 x 0.01)
Every odd number has an “e” in it.
TRUE
Add the decimals 0.724 + 6.45
7.174
Use < , >, or = to compare the set of decimals 4.888_______4.880
>
Round the decimal to the given place-value. 0.042; hundredths
0.04
Write 140.05 in expanded form.
(1 x 100) + (4 x 10) + (5 x 0.01)
Romans invented zero and wrote it in roman numerals. 0I
False. Zero is not represented in Roman numerals.
1.32 X 0.81
1.0692
Use <, >, or = to compare the set of decimals 2.03_____2.030
=
Round the decimal to the given place-value. 27.35; tens
30
Write in expanded form 1,098.034
(1 x 1000) + (9 x 10) + (8 x 1) + (3 x 0.01) + (4 x 0.001)
2 and 5 are the only prime numbers that end in 2 or 5.
True.
7.14 / 2.1
3.4
Order each set of decimals from greatest to least. 5.222, 5.202, 5.022, 5.2222
5.2222, 5.222, 5.202, 5.022
Round the decimal to the given place-value. 3.4553; thousandths
3.455
In 80,247.99 how would you write this in word form.
Eighty thousand two hundred forty seven and ninety nine hundredths
A ‘jiffy’ is an actual unit of time.
"I'll be there in a jiffy."
True. It means 1/100th of a second.
140.4 / 2.6
54
Order each set of decimals from greatest to least. 0.04, 0.0404, 0.404, 0.0444
0.404, 0.0444, 0.0404, 0.04
Round the decimal to the given place-value. 2.059; hundredths
2.06
In which number does the 5 represent 1/100 the value of the 5 in 25.019
a. 9
b. 7.25
c. 567.3
B
"Forty" is one of three numbers that are spelt with letters in alphabetical order.
False. “Forty” is the only number that is spelt with letters arranged in alphabetical order.