Task statements for students to write on. Unit: 4.1 Factors and Multiples (Grade 4). 4.1 Factors and Multiples Unit Goals Students apply understanding of multiplication and area to work with factors and multiples. Section A Goals Determine if a number is prime or composite. Explain what it means to be a factor or a multiple of a whole number. Relate the side lengths and area of a rectangle to factors and multiples. Section B Goals Apply multiplication fluency within 100 and the relationship between multiplication and division to find factor pairs and multiples. Read More Lessons Resources Assessments Practice Glossary Lessons Section A: Understand Factors and Multiples 1 Multi