N.2

소수의 덧셈

3분기 (2~4월)

소수점을 맞추어 소수 첫째·둘째 자리까지의 소수 더하기

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Daniel Math Academy · Grade 4 Math

Add Decimals

Skill N.2 · Adding & subtracting decimals · ★★☆ Medium · Quarter 3

Name
 
Date
 
Score/ 12

Add. Line up the decimal points.

Example
1
12.4
+5.8
18.2

Think: Line up the decimal points. tenths: write 2, carry 1 to the ones.

  1. 1
    41.06
    +6.62
  2. 2
    36.6
    +20.5
  3. 3
    44.7
    +24.2
  4. 4
    22.79
    +4.54
  5. 5
    9.21
    +45.26
  6. 6
    30.14
    +24.23
  7. 7
    34.37
    +29.67
  8. 8
    22.9
    +48.6
  9. 9
    27.98
    +19.86
  10. 10
    38.99
    +41.01
  11. 11
    41.1
    +33.2
  12. 12
    24.25
    +11.77
Daniel Math Academy · danielmath.comWorksheet #wbd6jre · Page 1 / 2
Daniel Math Academy · Grade 4 Math

Answer Key

N.2 Add Decimals · ★★☆ Medium

  1. 147.68
  2. 257.1
  3. 368.9
  4. 427.33
  5. 554.47
  6. 654.37
  7. 764.04
  8. 871.5
  9. 947.84
  10. 1080
  11. 1174.3
  12. 1236.02
Daniel Math Academy · danielmath.comWorksheet #wbd6jre · Answer Key · Page 2 / 2