Prepdog.org
 




                                                                                                                                                                                
Prepdog test logo
 
Name: 
 

2nd Grade Operations and Algebraic Thinking- Work with equal groups of objects to gain foundations for multiplication, Standard 4, Post Test 1
Use addition to find the total number of objects arranged in rectangular arrays with up to 5 rows and up to 5 columns; write an equation to express the total as a sum of equal addends.


Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 
Which equation describes the array?

mc001-1.jpgmc001-2.jpg
mc001-3.jpgmc001-4.jpg
mc001-5.jpgmc001-6.jpg
a.
6 + 6 + 6
c.
4 + 4 + 4
b.
1 + 1 + 1 + 1 + 1 + 1
d.
3 + 3 + 3
 

 2. 
Which equation describes the array?

mc002-1.jpgmc002-2.jpg
mc002-3.jpgmc002-4.jpg
mc002-5.jpgmc002-6.jpg
mc002-7.jpgmc002-8.jpg
a.
8
c.
1 + 4 + 1 + 4
b.
1 + 1 + 1 + 1
d.
2 + 2 + 2 + 2
 

 3. 
Which equation describes the array?

mc003-1.jpgmc003-2.jpgmc003-3.jpgmc003-4.jpg
                      mc003-5.jpgmc003-6.jpgmc003-7.jpgmc003-8.jpg
mc003-9.jpgmc003-10.jpgmc003-11.jpgmc003-12.jpg
                                     mc003-13.jpgmc003-14.jpgmc003-15.jpgmc003-16.jpg
a.
4 + 4 + 4 + 4
c.
1 + 4 + 1 + 4
b.
2 + 2 + 2 + 2
d.
1 + 1 + 1 + 1
 

 4. 
Which equation describes the array?

mc004-1.jpgmc004-2.jpgmc004-3.jpgmc004-4.jpgmc004-5.jpg
mc004-6.jpgmc004-7.jpgmc004-8.jpgmc004-9.jpgmc004-10.jpg
mc004-11.jpgmc004-12.jpgmc004-13.jpgmc004-14.jpgmc004-15.jpg
mc004-16.jpgmc004-17.jpgmc004-18.jpgmc004-19.jpgmc004-20.jpg
a.
5 + 5 + 5 + 5
c.
1 + 4 + 1 + 4
b.
4 + 4 + 4 + 4
d.
4 + 4 + 4 + 4
 

 5. 
Which equation describes the array?

mc005-1.jpg       mc005-2.jpg
a.
3 + 3 + 3 + 3
c.
5 + 5 + 5 + 5
b.
4 + 4 + 4 + 4
d.
4 + 5 + 4 + 5
 

Completion
Complete each statement.
 

 6. 
Write an equation for the array below. Leave a space between numbers and symbols.  DO NOT solve the problem.

co006-1.jpg
co006-2.jpg
co006-3.jpg
co006-4.jpg
 

 

 7. 
Write an equation for the array below. Leave a space between numbers and symbols.  DO NOT solve the problem.

co007-1.jpgco007-2.jpgco007-3.jpg
co007-4.jpg co007-5.jpgco007-6.jpg
co007-7.jpgco007-8.jpgco007-9.jpg
co007-10.jpgco007-11.jpgco007-12.jpg
 

 



 
Check Your Work     Start Over