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math - decimals and fractions Flashcards | StudBud
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math - decimals and fractions
math - decimals and fractions
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1
How much will all of the items cost? (hint: $2 = $2.00)
$9
$10
$14
$8
2
When are fractions used?
cooking, taking a survey, filling up a gas tank, eating out
fractions are only used by math teachers
never, they are not useful
3
Add the mixed numbers(whole numbers + fractions)
8 1/5
2 0/5
8 2/5
6 2/5
4
Which is the best example of changing a decimal to a fraction?
25% = 25/100 = 1/4
1/4 = 1 ÷ 4.00 = 0.25
0.25 = 25/100 = 1/4
0.25 = 25%
5
Deci is in the word decimal. What does 'deci' mean
numbers
one tenth (1/10)
1 million
ones and zeros
6
When
adding
or
subtracting
decimals it is important to...
Count the place values before the decimal point.
Count the place values after the decimal point.
Line-up the decimal points and place values.
To always borrow, no matter what the operation.
7
.50 is equal to 1/2....
False
True
8
How much of the pie is red?
1/2
2/8
1/1
1/8
9
IS MATH FUN...
NOPE
NO
YES
MAYBE
10
Adding Decimals: Amy bought 11 apples for $14.40. She left a $5.00 tip to the cashier... How much did she pay in all?
$19.40
$500
$4.40
0
11
Definition: Improper fraction: afraction
where the numerator (the top number) is greater than one * CHOOSE below....
6/2
3/12
0.1
1/2
12
How much do you love Quiz?
20% or .20
50% or .50
90% or .90
100% or 100
13
Karla bought 3 packages of chicken. The total weight is 7.52 pounds.The table shows the weight of 2 packages. What is Y?
3.55 pounds
3.87 pounds
4.45 pounds
3.97 pounds
14
If Bobby ate 1/4 of a whole pizza, what is the decimal equivalent?
.50
250
There is no equivalent
.25
15
How are decimals used in money? Check all that are true.😆
Decimals are not related to money.
.10 is the same as 1/10 of 100 pennies or one dollar.
Change or coins are less than one dollar and in decimal format.
When using money, we follow the same place value grid, tenths and hundreds.
16
What are other ways to express one half (1/2)?Check all the apply.
8
2/4 or two fourths
1/2 or one half
4/8 or four eighths
17
There are 7 days in a week. What fraction of the week do you typically spend at school?
1/2
5/7
3/7
2/7
18
Decimals, fractions and percentages
represent the same amount in a different form. True or False?
True
False
19
What fractions are shown?
thirds
sixths
ninths
fifths
20
What fractions are shown? Hint: Count each part.
eighths
tenths
quarters
halves
21
What are fractions?
a numerical quantity that is not a whole number (The number is less than 1)
a number on a tree.
a number bigger than zero always
a number thats bigger than one and is smaller than 2
22
Use the models. Which shows the correct comparison of these decimals?
B
D
A
C
23
Which is greater 1/2 or 2/3?
1/2
2/3
24
Add the fractions 2/8 + 5/8....
5
0
7/8
25
Using the number line below, how could the fractions be written as decimals?
.1,.2,.3,.4,.5,.6,.7,.8,.9,.10
.01,.02,.02,.04,.05,.06,.07,.08,.09,.010
.001,.002,.003,.004,.005,.006,.007,.008,.009,.010
26
TRUE or FALSE: Decimals can also be money.
True
False
27
How many twelfths (1/12) are in 1 foot?
1/12+1/12+1/12+1/12+1/12+1/12+1/12+1/12+1/12+1/12+1/12+1/12
= 12/12 = 1 foot
12/12
4/12
3/12
28
How much money?
51¢ (.51)
2¢(0.2)
5¢(0.5)
6¢(0.6)
29
Fractions are never used in cooking.
True
False
30
How are fractions and decimals related?
They represent the same number but in a different form.
Fractions are whole numbers.
They both have an "a" in the word.
They are distant cousins.
31
What is the mixed number or improper fraction?
2/1
2 1/2
3 1/2
32
Label this number line using decimals..
0.25, 0.50, 0.75, 1
0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1
0.001, 0.02, 0.03. 0.004, 0.05, 0.6, 0.007, 0.9, 0.9, 1
0.2, 0.4, 0.6, 0.8, 1
33
Which lists the decimal in order from greatest to least?
0.42 0.36 0.40
0.42 0.40 0.36
0.40 0.36 0.42
0.36 0.42 0.40
34
When do we use decimals in everyday life?
While cooking andsetting oven temperatures (350 degrees)
When counting football scores/points (6 points)
While driving as we read speed limits (50 miles per hour)
When counting money, including change ($4.03)
35
What fractions are shown?
fifths
thirds
ninths
sixths
36
How are decimals related to fractions?
Decimals are not related to fractions.
Decimals and fractions are equivalent.
Decimals are related to oranges.
Decimals and fractions are actual cousins.
37
When adding fractions... 5/12 + 6/12 = _____
1/6 yard
11/24 yard
11/12 yard
1/12 yard
38
What is one whole pizza cut into 8 slices equal to?
1/4
8/8 = 1
0
39
Compare these decimals.
< (less than)
= (equal)
> (greater than)
40
How much is a quarter worth in money? $0.00?
$25.00
$0.25
0.50
25,000
41
What is the fraction 3/4 equal to in decimal form?
155.0
0.75
0.25
Apple
42
Is this math problem T or F?
True
False
43
A
decimal
is a fraction written in a special form. Instead of writing 1/10, for example, you can express the fraction as
10 emojis
0.25 (twenty five humdredths)
0.3 (three tenths)
0.1 (one tenth)
44
When adding decimals the most important thing to do is...
Line up the numbers so the decimal is in the same place.
Remember to subtract.
Multiply
