standard_description: Multiply a whole number of up to four digits by a one-digit whole number, and multiply two two-digit numbers, using strategies based on place value and the properties of operations. Illustrate and explain the calculation by using equations, rectangular arrays, and/or area models.
Grade 4 expectations in this domain are limited to whole numbers less than or equal to 1,000,000.
problem_activity: Problem 1
Which shape takes up more space, the trapezoid pattern block or the blue rhombus pattern block? Justify your answer.
Problem 2
Area
is the measure of how much flat space an object takes up.
Use pattern blocks to decide which shape on
Template: Pattern Block Areas
has the greatest area. Be ready to explain your reasoning.


aligns: no