I have one red block in the bag. How many blue blocks should I add to the bag to be certain that I pull out a red block.
0
100
30 minutes equal how many hours?
1/2 hour
200
Are these equivalent fractions? 1/4 and 2/8?
yes
200
What is 1/4 of 8
2
200
Draw circles that are 1 and 1/4 filled in
Should be one whole circle and quarter of another
200
I have 3 red blocks in a bag. I want to have an equal chance of pulling out a blue block. How many blue blocks should I add?
3
200
in this number 21.57: What does each number mean?
2 is 20 or 2 tens
1 is 1(ones)
5 is .5 or 5 tenths
7 is .07 or 7 hundredths
300
Which one of these is equal to 3/12?
A. 1/2
B. 1/3
C. 1/4
D. 1/5
C. 1/4
300
What is 1/5 of 20
4
300
Draw circles that are 3 and 3/4 filled in
Should be 3 full circles and 3/4 of anoter one
300
Look on the board at the number line. What fraction is each spot on the number line?
1/4, 2/4, 3/4
300
How many minutes is 1/3 of an hour?
20 minutes
400
Find two equivalent fractions for 1/3
2/6, 3/9, 4/12
400
What is 3/7 of 14
6
400
Draw 2 full circles and a half of another. If you cut the whole circles in half, how many halves would you have? Show 2 ways to write this as a fraction.
2-1/2 or 5/2
400
I have 6 red blocks in a bag. I want to have 1/3 of a chance of pulling out a blue block. How many blue blocks should I add?
2
400
6 minutes equals how many hours?
1/10 of an hour
500
What is a equivalent fraction for 15/20?
3/4
500
Mr. Bezeau has 18 marbles. 1/2 of the are blue, 1/3 of them are yellow and 1/9 of them are green. The remaining marble(s) is black. How many marbles of each color does Mr. Bezeau have?
9 blue, 6 yellow and 2 green,1 black
500
Show 9/4 by using circles. What other way could you make this fraction?
Should be 2 full circles and 1/4 of another. Which means it is also 2 and 1/4
500
Draw a number line on your board and fill in where these fractions would go on your number line: 3/8, 5/6, 4/8, 1/4, 0/2 and 6/6
They would be in this order: 0/2, 1/4, 3/8, 4/8, 5/6 and 6/6