E.3

Subtract Across Zeros

Q1 · Sep–Nov

Subtract from numbers like 400 and 503, regrouping across the zeros.

Level
Medium
Problems
Daniel Math Academy · Grade 3 Math

Subtract Across Zeros

Skill E.3 · Subtraction · ★★☆ Medium · Quarter 1

Name
 
Date
 
Score/ 12

Subtract.

Example
503
−278
225

Think: There are no tens to take, so regroup 1 hundred as 10 tens, then 1 ten as 10 ones: , , .

  1. 1
    404
    −247
  2. 2
    901
    −287
  3. 3
    603
    −379
  4. 4
    802
    −438
  5. 5
    601
    −289
  6. 6
    400
    −189
  7. 7
    907
    −339
  8. 8
    508
    −419
  9. 9
    904
    −838
  10. 10
    703
    −147
  11. 11
    802
    −523
  12. 12
    701
    −693
Daniel Math Academy · danielmath.comWorksheet #wn6chyq · Page 1 / 2
Daniel Math Academy · Grade 3 Math

Answer Key

E.3 Subtract Across Zeros · ★★☆ Medium

  1. 1157
  2. 2614
  3. 3224
  4. 4364
  5. 5312
  6. 6211
  7. 7568
  8. 889
  9. 966
  10. 10556
  11. 11279
  12. 128
Daniel Math Academy · danielmath.comWorksheet #wn6chyq · Answer Key · Page 2 / 2