W

Unit Review: Probability

Problems from all 4 skills in this unit — a review before the unit test.

Level
Medium
Per skill
Daniel Math Academy · Grade 4 Math

Unit Review: Probability

Grade 4 · 4 skills · ★★☆ Medium

Name
 
Date
 
Score/ 16

W.1Write each probability as a fraction in simplest form, or as 0 or 1.

  1. 1
    Roll the number cube. P(2) = 
  2. 2
    Roll the number cube. P(odd) = 
  3. 3
    Roll the number cube. P(multiple of 3) = 
  4. 4
    Roll the number cube. P(6) = 

W.2Pick without looking. Write each probability as a fraction in simplest form.

  1. 5
    YYYYYBBBBBBRRRGGGG
    Pick a marble. P(not green) = 
  2. 6
    GGRRYYYYYBBBBBB
    Pick a marble. P(red or blue) = 
  3. 7
    YYYRBBBG
    Pick a marble. P(not yellow) = 
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Daniel Math Academy · Grade 4 Math
Unit Review: Probability

W.2W.3Pick without looking. Write each probability as a fraction in simplest form. (continued)

  1. 8
    RRRY
    Pick a marble. P(not yellow) = 
  2. 9
    12345678910
    Pick a card. P(even) = 
  3. 10
    12345678910
    Pick a card. P(prime) = 
  4. 11
    123456789101112
    Pick a card. P(even) = 
  5. 12
    123456789101112
    Pick a card. P(multiple of 3) = 

W.4Pick without looking. Write each probability as a fraction in simplest form, or as 0 or 1.

  1. 13
    RYYBBB
    Pick a marble. P(red) = 
Daniel Math Academy · danielmath.comWorksheet #kthniun · Page 2 / 4
Daniel Math Academy · Grade 4 Math
Unit Review: Probability

W.4Pick without looking. Write each probability as a fraction in simplest form, or as 0 or 1. (continued)

  1. 14
    RRRRRB
    Pick a marble. P(not red) = 
  2. 15
    BBBBBBGGGGGRRRRR
    Pick a marble. P(red or blue) = 
  3. 16
    RRRBBBGGGGGG
    Pick a marble. P(not red) = 
Daniel Math Academy · danielmath.comWorksheet #kthniun · Page 3 / 4
Daniel Math Academy · Grade 4 Math

Answer Key

Unit Review: Probability · ★★☆ Medium

W.1Probability with a Number Cube

  1. 1
  2. 2
  3. 3
  4. 4

W.2W.3Pick without looking. Write each probability as a fraction in simplest form.

  1. 5
  2. 6
  3. 7
  4. 8
  5. 9
  6. 10
  7. 11
  8. 12

W.4Probability

  1. 13
  2. 14
  3. 15
  4. 16
Daniel Math Academy · danielmath.comWorksheet #kthniun · Answer Key · Page 4 / 4