All About Numbers
Decimals
Fractions
Work It Out
100
In the number 12, where does the decimal point belong?
After the 2, or to the right of the 2.
100
What number is in the hundredths place?
321.658
5
100
What is the denominator of the fraction represented here?
8
100
Solve: 26.3 – 5.25
21.05
200
What is the place value, directly after the decimal point?
Tenths
200
Draw a pie representing the fraction 5/8.
200
When adding or subtracting fractions, there must be a common _________.
denominator
200
Change this mixed number to an improper fraction: 8 1/2
17/2
300
Decimals and fractions represent ___ of a whole number.
part
300
How would you write this problem when preparing to solve it?
60.5 x 3.14 = ___
60.5
X 3.14
(Do not align decimal points)
300
When dividing a fraction, what are the three steps that make it different than multiplication?
Keep, Change, Flip
300
Convert this improper fraction to a mixed number:
13/4
3 1/4
400
The prefix uni- means "1" as in unicycle. What is the prefix that means "3"?
tri-
400
It is important that decimals points are aligned (lined up) when performing which two operations?
addition and subtraction
400
What is a fraction called if the numerator is larger than the denominator?
improper fraction
400
Solve and simplify if needed:
3/5 ÷ 3/4
4/5
500
Today was pizza day at school. It is a biweekly meal. How long will it be before we have it again?
two weeks
500
CHALLENGE QUESTION (DOUBLE POINTS)
What is the decimal number between 2.4 and 2.5?
2.45
500
A whole number and a fraction together is called a ______.
mixed number
500
CHALLENGE QUESTION (DOUBLE POINTS): Sam's car takes one-half gallon of gas to go to work each day. On Monday morning, he had 10 gallons of gas in his car. If he didn't drive anywhere else that week, how much gas will he have left after work on Friday?
7 1/2 gallons