<p>Name: ______Date: ______</p><p>NVACS: Operations and Algebraic Thinking (4.OA.1.2.) </p><p>Multiplication, Word Problems, Models</p><p>Practice for 4th Grade Multiplicative Reasoning To introduce the idea of multiplicative reasoning you begin by having students model with cubes.</p><p>______x ______= ______cubes in each tower number of towers cubes total</p><p>Draw a model and write an equation for the following: a) 3 times as many as 9 is 27. b) 40 is 4 times as many as 10. c) 21 is 3 times as many as 7.</p><p>Draw a Model and Write an Equation for Each Problem. a) b) c)</p><p>Write equations for the following:</p><p>RPDP.net Page 1 Name: ______Date: ______</p><p>NVACS: Operations and Algebraic Thinking (4.OA.1.2.) </p><p>Multiplication, Word Problems, Models</p><p>Practice for 4th Grade a) 3 times as many as 4 is 12. b) Twice as many as 6 is 12. c) 32 is 4 times as many as 8.</p><p>Write an Equation for Each Problem. a) b) c)</p><p>Write comparison sentences for the following: a) 3 x 7=21 b) 8 x 3 = 24 c) 5 x 4 = 20 ____ times as many as _____ is _____</p><p>Write a comparison sentence for each problem. a) b) c)</p><p>Write comparison sentences for the following: a) 45 = 9 x 5 b) 24 = 6 x 4 c) 18 = 2 x 9</p><p>RPDP.net Page 2 Name: ______Date: ______</p><p>NVACS: Operations and Algebraic Thinking (4.OA.1.2.) </p><p>Multiplication, Word Problems, Models</p><p>Practice for 4th Grade ___ is ___ times as many as ___.</p><p>Write a comparison sentence for each problem. a) b) c)</p><p>Draw a model and write an equation for the following: a) 18 is 3 times as many as 6. b) 20 is 5 times as many as 4. c) 80 is 4 times as many as 20. Draw a Model and Write an Equation for Each Problem. a) b) c)</p><p>Write equations for the following: a) 5 times as many as 8 is 40. b) Twice as many as 12 is 24. </p><p>RPDP.net Page 3 Name: ______Date: ______</p><p>NVACS: Operations and Algebraic Thinking (4.OA.1.2.) </p><p>Multiplication, Word Problems, Models</p><p>Practice for 4th Grade c) 4 times as many as 9 is 36. Write an equation for each problem. a) b) c)</p><p>Write comparison sentences for the following:</p><p> a) 3 x 7=21</p><p> b) 8 x 3 = 24</p><p> c) 5 x 4 = 20</p><p>____ times as many as _____ is _____.</p><p>Write a comparison sentence for each problem. a) b) c) How do you know that the statement “6 is 3 times as many as 2” is a comparison involving multiplication?</p><p>RPDP.net Page 4 Name: ______Date: ______</p><p>NVACS: Operations and Algebraic Thinking (4.OA.1.2.) </p><p>Multiplication, Word Problems, Models</p><p>Practice for 4th Grade</p><p>How are the equations for, 4 is 2 more than 2, and 4 is 2 times as many as 2, different? Write an equation for each statement and explain your thinking using math vocabulary.</p><p>Draw models to represent 21 = 7 x 3 and 21 = 3 x 7. How are the models alike? How are they different? </p><p>RPDP.net Page 5 Name: ______Date: ______</p><p>NVACS: Operations and Algebraic Thinking (4.OA.1.2.) </p><p>Multiplication, Word Problems, Models</p><p>Practice for 4th Grade</p><p>Write comparison sentences for the following: a) 14 = 3 x 5 b) 42 = 6 x 7 c) 20 = 2 x 10</p><p>___ is ___ times as many as ___.</p><p>Write a comparison sentence for each problem. a) b) c) Write comparison sentences for the following: a) 45 = 9 x 5 b) 24 = 6 x 4 c) 18 = 2 x 9</p><p>RPDP.net Page 6 Name: ______Date: ______</p><p>NVACS: Operations and Algebraic Thinking (4.OA.1.2.) </p><p>Multiplication, Word Problems, Models</p><p>Practice for 4th Grade</p><p>___ is ___ times as many as ___.</p><p>Write a comparison sentence for each problem. a) b) c)</p><p>RPDP.net Page 7</p>