Grade 3 math worksheets: Division by 100 - K5 Learning Our grade 3 math worksheet on dividing numbers (100-9,900) by 100. All quotients are whole numbers. Open PDF. Worksheet #1 Worksheet #2 Worksheet #3 Worksheet #4 Worksheet #5 Worksheet #6. 5 More. Become a Member. These bonus worksheets are available to members only.