by karen bailey ashlawn elementary school arlington, virginia the fractions all around us
TRANSCRIPT
By Karen Bailey Ashlawn Elementary School
Arlington, Virginia
The Fractions All Around Us
Q: Identify the array.
A: 2 by 4 = 8
A: 4 by 2 = 8
Q: Identify the array.
A: 1 by 5 = 5
5 by 1 = 5
Q: Write the fraction and decimal for one of the squares.
A: 1/5 and 0.20
Q: Identify the array.
A: 1 by 21 = 21
21 by 1 = 21
Q: How many groups of 3 are in 21?
A: 7 groups
Q: 1/7 of 21 = ?
A: 3
Q: Identify the array.A: 6 by 7 = 42 7 by 6 = 42
Q: What is 1/6 of 42?A: 7
Q: What is 1/7 of 42?A: 6
Q: Identify the array.A: 4 by 6 = 24 6 by 4 = 24
Q: ¼ of 24 is?A: 6
Q: The two dark squares represent what fractional part of the quilt?
A: 2/24ths or 1/12th
Q: Identify the array.A: 5 by 4 = 20 4 by 5 = 20
Q: What fraction of the quilt is represented by the green squares?
A: 10/20 = ½
Q: How would you write ½ as a decimal?
A: 0.50
Challenge: Q: How many whole
squares do you see?A: 17 whole squares
Q: How many squares can you make using the triangles around the squares?
A: 68 squares
Q: Total # of squares?A: 85 squares
Q: Each door represents what array?
A: 3 by 4 = 12 4 by 3 = 12
Q: What is ¼ of 12?A: 3
Q: What is ¼ as a decimal?A: 0.25
Q: If the doors are put together what fraction would one pane represent?
A: 1/24
Create a fraction problem to go with this quilt.