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Grade-4
Adding and Subtracting - Advanced
Practice Preview
Subtract and write the correct answer:
70428
-
12210
Explanation
Look at the ones place. Regroup, if needed. Subtract the bottom number from the top ( or new top after regrouping ).
7
0
4
2
8
-
1
2
2
1
0
8
Look at the tens place. Regroup, if needed. Subtract the bottom number from the top ( or new top after regrouping ).
7
0
4
2
8
-
1
2
2
1
0
1
8
Look at the hundreds place. Regroup, if needed. Subtract the bottom number from the top ( or new top after regrouping ).
7
0
4
2
8
-
1
2
2
1
0
2
1
8
Look at the thousands place. Regroup, if needed. Subtract the bottom number from the top ( or new top after regrouping ).
6
10
7
0
4
2
8
-
1
2
2
1
0
8
2
1
8
Look at the ten thousands place. Regroup, if needed. Subtract the bottom number from the top ( or new top after regrouping ).
6
10
7
0
4
2
8
-
1
2
2
1
0
5
8
2
1
8
Progress Summary
Questions Answered
0
Skill Score out of 100
Time Taken:
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