Understanding and Applying Properties of Operations and the Relationship between Addition and Subtraction - Common Core: 1st Grade Math
Card 0 of 20
Which math problem below equals 
Which math problem below equals
We can add 
. So the math problem becomes 
. Both 
and 
.
We can add
Compare your answer with the correct one above
Which math problem below equals 
Which math problem below equals
We can add 
. So the math problem becomes 
. Both 
and 
equal 
.
We can add
Compare your answer with the correct one above
Which math problem below equals 
Which math problem below equals
We can add 
. So the math problem becomes 
. Both 
and
equal 
.
We can add
Compare your answer with the correct one above
Which math problem below equals 
Which math problem below equals
We can add 
. So the math problem becomes 
. Both 
and 
equal 
.
We can add
Compare your answer with the correct one above
Which math problem below equals 
Which math problem below equals
We can add 
. So the math problem becomes 
. Both 
and 
equal 
.
We can add
Compare your answer with the correct one above
Which math problem below equals 
Which math problem below equals
We can add 
. So the math problem becomes 
. Both 
and 
equal 
.
We can add
Compare your answer with the correct one above
Which math problem below equals 
Which math problem below equals
We can add 
. So the math problem becomes 
. Both 
and 
equal 
.
We can add
Compare your answer with the correct one above
Which math problem below equals 
Which math problem below equals
We can add 
. So the math problem becomes 
. Both 
and 
equal 
.
We can add
Compare your answer with the correct one above
Which math problem below equals 
Which math problem below equals
We can add 
. So the math problem becomes 
. Both 
and 
equal 
.
We can add
Compare your answer with the correct one above
Which math problem below equals 
Which math problem below equals
We can add 
. So the math problem becomes 
. Both 
and 
equal 
.
We can add
Compare your answer with the correct one above
Which math problem below equals 
Which math problem below equals
We can add 
. So the new math problem becomes 
. Both 
and 
equal 
.
We can add
Compare your answer with the correct one above
Which math problem below equals 
Which math problem below equals
We can add 
. So the new math problem becomes 
. Both 
and 
equal 
.
We can add
Compare your answer with the correct one above
What can we add to 
to get 
What can we add to
or as a subtraction problem, 
.
Compare your answer with the correct one above
What can we add to 
to get 
What can we add to
or as a subtraction problem, 
.
Compare your answer with the correct one above
What can we add to 
to get to 
What can we add to
or as a subtraction problem, 
.
Compare your answer with the correct one above
What can we add to 
to get 
What can we add to
or as a subtraction problem, 
.
Compare your answer with the correct one above
What can we add to 
to get to 
What can we add to
or as a subtraction problem, 
.
Compare your answer with the correct one above
What can we add to 
to get to 
What can we add to
or as a subtraction problem, 
.
Compare your answer with the correct one above
What can we add to 
to get to 
What can we add to
or as a subtraction problem, 
.
Compare your answer with the correct one above
What can we add to 
to get 
What can we add to
or as a subtraction problem, 
.
Compare your answer with the correct one above