Quiz 2 Review - Kean Universitygkolodiy/3123/notebook/Quiz2rev.pdf · Quiz 2 Review Grade:«Quiz 2...
Transcript of Quiz 2 Review - Kean Universitygkolodiy/3123/notebook/Quiz2rev.pdf · Quiz 2 Review Grade:«Quiz 2...
December 03, 2011
Quiz 2 Review
Grade: «Quiz 2 Review»Subject: Math and Science
Date: «date»
Circular or Rectangular Regions
What fraction is shaded?Red, Blue, Yellow?
· How may squares?· How many blue?· How many red?
1. Equivalent fractions and size comparison
2. Addition/subtraction3. Common denomintators4. Mult/Division
Common Denominatorsare pieces that fit in both numbers.
What fits both into ⅓ and ¼ ?
Common Denominators
December 03, 2011
Fractions with Cuisinaire Rods
Assume Dark green=1
1 In terms of the rods,a common denominator color between 1/2 and 1/3
A yellow
B blue
C red
D green and orange
E black
F none of the above
1/2 x 2/51/5 x 1/51/2 x 4/5 = ____of_____rod=____rod=______
Multiplication with fractions
December 03, 2011
2 1/2 x 1/6 can be stated
A 1/2 of yellow
B 1/2 of orange
Chow many orange in black
D how many black in orange
E 1/2 of black
Pull
How many ___ fit into __ ?
How many ___ fit into __ ? 3 The problem 3/4 divided by 1/6 can also be stated as
A How many green in a red?
B How many red in a green?
C How many red in 3 orange?
D 3/4 of a yellow in orange colors E How many orange in 3 red?
F 16
Pull Tab
December 03, 2011
Dividing fractions
Change to a statement about the rods.
How many ___rods fit into ___ rods
Decimals:An alternate way to show not-whole (rational)
numbers
Unit Rod tenth hundreth
A New way of writing fractions
December 03, 2011
4 In order to shade in 0.005 on a 10 by 10 unit grid, how many boxes would one have to shade in
A 5 boxes
B 0.005 of a box
C 0.05 of a box
D half or 0.5 box
E 50 boxes
The Answ
er
5 About How much is 0.12 divided by 0.06 (Do not use calculator)
A 2
B 0.2
C 20
D 0.02
E 0.002
The Answ
er
6 In order to express the decimal number 25.32 with base ten blocks, which manipulative must be designated as representing 1 unit?
A small cube
B rod
C flat
D large cube
E none of the above
7 In order to express the decimal number 2.532 with base ten blocks, which manipulative must be designated as representing 1 unit?
A small cube
B rod
C flat
D large cube
E none of the above
December 03, 2011
Add on to make it 3.2 x 2.13.2
2.1
Relate to Algorithm3.2
2.1
8 The length of the object below is ___ cm___ meters ____ km___mm
A 0.32
B 3.2
C 32D 320
E 0.00032
The Answ
er
December 03, 2011
9 The area of the shape below is ___ square centimeters.
1 cm2
10 A Box is 4 cm wide and 4 cm long. A graduated cylinder is filled to the 48 ml mark. The water is poured into the box. How many cm high will the water level in the box be?
4 cm
4 cm
h=?
48 ml
The Answ
er
11 Look at the drawing of a square foot and a square inch. 1 sq ft equals how many sq inches? (1 ft2= ___ in2 )
A 100
B 25
C 144
D 175
E 200
F less than 1
December 03, 2011
The Answ
er
12 What is the volume of the cm cube solid below?
A 10
B 28
C 66
D 76
E 96
F 105
13 If the solid below weighs 33 grams, what is it's density in g/cm3?
A 0.5 B 1
C 2
D 10
E 66F 33
The Answ
er
December 03, 2011
14 The graph below shows how ET's temperature is related to Celsius. A change of 1 degree ET temperature results in a change of how many degrees Celsius?
A 0.15
B 2
C 3
D 15
E 1.5
F10
ET
Celsius
Rise=25-10=15 degrees ETET
Celsius
Run=100-0=100 C
ET/C (ET per degree Celsius)
15 What equation relates ET temperature to Celsius Temperature?
A ET=1.5 C
B ET=10 C
C ET= 10 C+1.5
D C=1.5 ET+10
E ET=1.5 C+10