Common Core: 3.NBT
Answer Key
Grade 3subtractionChallenging

Borrowing Across Zeros (Set B)

More practice with zeros

8 problems

1.
342
-105
___
2.
370
-332
___
3.
320
-278
___
4.
426
-259
___
5.
735
-171
___
6.
591
-236
___
7.
510
-111
___
8.
538
-362
___