Name: ____________________________________
Subtracting
Solve each problem. Then answer the questions.
a.
2 1
-
b.
1 3
7 6
-
c.
3 4
4 9
-
d.
4 5
9 5
-
e.
7 8
1 0
-
f.
4
9 8
-
3 8
Did you regroup and borrow from the tens? ________________
Why or why not? ___________________________________________
Did you regroup and borrow from the tens? _________________
Why or why not? ___________________________________________
Did you regroup and borrow from the tens? _________________
Why or why not? ___________________________________________
Did you regroup and borrow from the tens? _________________
Why or why not? ___________________________________________
Did you regroup and borrow from the tens? _________________
Why or why not? ___________________________________________
Did you regroup and borrow from the tens? _________________
Why or why not? ___________________________________________
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ANSWER KEY
Subtracting
Solve each problem. Then answer the questions.
a.
-
2 1
Did you regroup and borrow from the tens? yes
1 3
Why or why not?
because you can't subtract 3 from 1 in the ones place
8
b.
7 6
-
3 4
4 2
c.
4 9
-
4 5
4
d.
9 5
-
7 8
1 7
e.
1 0
-
4
6
f.
9 8
-
3 8
6 0
Did you regroup and borrow from the tens? no
Why or why not?
because you can subtract 4 from 6 in the ones place
Did you regroup and borrow from the tens? no
Why or why not?
because you can subtract 5 from 9 in the ones place
Did you regroup and borrow from the tens? yes
Why or why not?
because you can't subtract 8 from 5 in the ones place
Did you regroup and borrow from the tens? yes
Why or why not?
because you can't subtract 4 from 0 in the ones place
Did you regroup and borrow from the tens? no
Why or why not?
because you can subtract 8 from 8 in the ones place
TW
Super Teacher Worksheets -
www.superteacherworksheets.com