4th Grade Factors and Multiples Worksheets: Prime and Composite

What students practice

Build factor pairs from arrays, list every pair, mark multiples on a hundreds chart and connect factors to their products. Explain prime, composite and neither with factor-pair evidence, then use a sieve to find the primes to 50.

Inspect actual pages and matching keys

These complete pages come from this packet. Check the task, work space, and key before choosing.

Download the free 6-page PDF preview (cover, teacher page, and two complete practice/key pairs).

Multiples on a Hundreds Chart

Find the Primes to 50

What's inside

1. p. 3

   Factor Pairs with Arrays

   • 4.PAR.3.3

   Use the models and factor pairs to explain your answers.

2. p. 4

   All the Factor Pairs

   • 4.PAR.3.3

   Use the models and factor pairs to explain your answers.

3. p. 5

   Multiples on a Hundreds Chart

   • 4.PAR.3.3

   Use the models and factor pairs to explain your answers.

4. p. 6

   Multiples and Factors Together

   • 4.PAR.3.3

   Use the models and factor pairs to explain your answers.

5. p. 7

   Prime or Composite?

   • 4.PAR.3.4

   Use the models and factor pairs to explain your answers.

6. p. 8

   Find the Primes to 50

   • 4.PAR.3.4

   Use the models and factor pairs to explain your answers.

7. p. 9

   Explain with Factor Pairs

   • 4.PAR.3.4

   Use the models and factor pairs to explain your answers.

8. p. 10

   Factor Stories

   • 4.PAR.3.3

   Use the models and factor pairs to explain your answers.

9. p. 11

   Multiples Stories

   • 4.PAR.3.3

   Use the models and factor pairs to explain your answers.

10. p. 12

    True or False?

    • 4.PAR.3.3
    • 4.PAR.3.4

    Use the models and factor pairs to explain your answers.

11. p. 13

    Factor Code

    • 4.PAR.3.3
    • 4.PAR.3.4

    Solve; write the answer, then its code letter. Read the letters in order.

12. p. 14

    Mixed Review

    • 4.PAR.3.3
    • 4.PAR.3.4

    Use the models and factor pairs to explain your answers.

Georgia standards covered

Who it's for

Grade 4 factor and multiple lessons with whole numbers 1 to 100. The packet has 33 numbered tasks, four original stories, a MAP code, 12 practice pages and 12 matching worked keys. The teacher page quotes the exact Georgia elements and maps the pages.

More Grade 4 packets

• Milestones Math Review: 15 Review Sets and 2 Practice Tests4.NR.1.1 · 4.NR.1.2 · 4.NR.1.3 · 4.NR.1.4 · 4.NR.2.1 · 4.NR.2.2 · 4.NR.2.3 · 4.NR.2.4 · 4.NR.2.5 · 4.PAR.3.1 · 4.PAR.3.2 · 4.PAR.3.3 · 4.PAR.3.4 · 4.NR.4.1 · 4.NR.4.2 · 4.NR.4.3 · 4.NR.4.4 · 4.NR.4.5 · 4.NR.4.6 · 4.NR.5.1 · 4.NR.5.2 · 4.NR.5.3 · 4.MDR.6.1 · 4.MDR.6.2 · 4.MDR.6.3 · 4.GSR.7.1 · 4.GSR.7.2 · 4.GSR.8.1 · 4.GSR.8.2 · 4.GSR.8.3
• Patterns and Input-Output Tables4.PAR.3.1 · 4.PAR.3.2
• Multiplicative Comparison and Multiplying4.NR.2.2 · 4.NR.2.3

All Grade 4 packets · Grade 4 standards by code