Use Properties of Operations to Add and Subtract: CCSS.MATH.CONTENT.1.OA.B.3 - Common Core: 1st Grade Math
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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 
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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 
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.
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