M.4

Add & Subtract Decimals

Q2 · Dec–Feb

Add and subtract decimals to thousandths, lining up the decimal points.

Level
Medium
Problems
Daniel Math Academy · Grade 5 Math

Add & Subtract Decimals

Skill M.4 · Adding & subtracting decimals · ★★☆ Medium · Quarter 2

Name
 
Date
 
Score/ 12

Add or subtract.

Example
11
45.6
+7.85
53.45

Think: Line up the decimal points. Think of as , so both numbers have hundredths, then add: .

  1. 1
    85.2
    −58.1
  2. 2
    52.861
    −2.94
  3. 3
    71.5
    −53.04
  4. 4
    44.5
    +17.3
  5. 5
    54.3
    −18.22
  6. 6
    55.19
    −39.938
  7. 7
    55.1
    −29.7
  8. 8
    12.1
    +15.4
  9. 9
    83.938
    −10.61
  10. 10
    64.5
    +87.1
  11. 11
    74.32
    +19.41
  12. 12
    79.7
    −31.333
Daniel Math Academy · danielmath.comWorksheet #k9nn2m2 · Page 1 / 2
Daniel Math Academy · Grade 5 Math

Answer Key

M.4 Add & Subtract Decimals · ★★☆ Medium

  1. 127.1
  2. 249.921
  3. 318.46
  4. 461.8
  5. 536.08
  6. 615.252
  7. 725.4
  8. 827.5
  9. 973.328
  10. 10151.6
  11. 1193.73
  12. 1248.367
Daniel Math Academy · danielmath.comWorksheet #k9nn2m2 · Answer Key · Page 2 / 2