Common Core: 3.NBT
Answer Key
Grade 3subtractionChallenging

3-Digit Subtraction with Borrowing (Set A)

Borrow across multiple columns

8 problems

1.
259
-195
___
2.
621
-298
___
3.
330
-161
___
4.
366
-127
___
5.
402
-384
___
6.
438
-362
___
7.
474
-329
___
8.
510
-283
___