Grade 04 Mathematics - EC: M04.B-O.2.1.1
Grade 04 Mathematics - EC: M04.B-O.2.1.1
Continuum of Activities
The list below represents a continuum of activities: resources categorized by Standard/Eligible Content that teachers may use to move students toward proficiency. Using LEA curriculum and available materials and resources, teachers can customize the activity statements/questions for classroom use.
This continuum of activities offers:
- Instructional activities designed to be integrated into planned lessons
- Questions/activities that grow in complexity
- Opportunities for differentiation for each student’s level of performance
Related Academic Standards / Eligible Content
Activities
- Is the number 50 prime or composite?
- List all the factors of the number 20.
- Tell if 55 is a multiple of 7.
- List the first 10 multiples of 8.
- List all the factor pairs of 60.
- Fill in the table below by checking if the given number is prime or composite.
- Is 36 a multiple of 4? Explain your answer.
- You have 12 blocks that you are trying to arrange in a rectangular pattern, and your friend has 14 blocks. Your friend said since she has more blocks she can make more patterns than you. Is she correct? Justify your answer.
Answer Key/Rubric
- Composite
- Factors of 20 are 1,2,4,5,10,and 20
- No
- 8, 16, 24, 32, 40, 48, 56, 64, 72, 80
- Factor pairs:
- Yes
Acceptable explanations may include, but are not limited to:
- 4 is a factor of 36
- You can multiply 4 x 9 to get 36
- Acceptable responses may include, but are not limited to:
- Your friend is incorrect to say that you can make more patterns if you have more blocks than another person.
- The number of patterns that you can make is related to the amount of factor pairs a number has.
- 12 blocks will have three different possible arrangements: 1 by 12, 2 by 6 and 3 by 4.
- 14 blocks will only have two different possible arrangements: 1 by 14 or 2 by 7.
