Clusters should not be sorted from Major to Supporting and then taught in that order. To do so would strip the coherence of the mathematical ideas and miss the opportunity to enhance the major work of the grade with the supporting clusters.

Also assesses: MAFS.4.OA.1a
 Assessment Limits :
Whole number equations are limited to: addition and subtraction within 1,000.
 multiplication of 2digit by 1digit or a multiple of 10 by a 1digit.
 division of 2digit by 1digit.
Variables represented by a letter are allowable.
 Calculator :
No
 Context :
Allowable
 Test Item #: Sample Item 1
 Question: Select all the true equations.
 Difficulty: N/A
 Type: MS: Multiselect
 Test Item #: Sample Item 2
 Question: What is the missing number in the equation shown?
102  25 = [ ]  38
 Difficulty: N/A
 Type: EE: Equation Editor
Related Courses
Related Access Points
Related Resources
Formative Assessments
Lesson Plan
Original Student Tutorials
MFAS Formative Assessments
Students are asked to use comparative relational thinking to determine the value of an unknown number.
Students use comparative relational thinking to determine the value of an unknown number.
Students use comparative relational thinking to determine the value of an unknown number.
Students use comparative relational thinking to determine the value of an unknown number.
Original Student Tutorials Mathematics  Grades K5
Learn how to think fast to find a missing value when there are subtraction expressions on both sides of an equal sign by using using comparative relational thinking and a partwhole board in this interactive tutorial.
This is part 2 in a 3part series. Click below to open the other tutorials in the series on comparative strategies.
 Part 1: Think Fast! Comparative Strategies (Addition expressions on both sides of the equal sign)
 Part 3: Think Fast! Comparative Strategies [COMING SOON]
Learn how to find a missing value when there are subtraction expressions on both sides of an equal sign by using comparative relational thinking and a number line in this interactive tutorial.
This is part 3 in a 3part series. Click below to open the other tutorials in the series on comparative strategies.
Learn how to think fast and compare the parts in addition expressions on different sides of the equal sign to find an unknown number with this interactive tutorial.
Student Resources
Original Student Tutorials
Learn how to find a missing value when there are subtraction expressions on both sides of an equal sign by using comparative relational thinking and a number line in this interactive tutorial.
This is part 3 in a 3part series. Click below to open the other tutorials in the series on comparative strategies.
 Part 1: Think Fast! Comparative Strategies (Addition expressions on both sides of the equal sign)
 Part 2: Think Fast! Comparative Strategies (Subtraction expressions on both sides of the equal sign)
Type: Original Student Tutorial
Learn how to think fast to find a missing value when there are subtraction expressions on both sides of an equal sign by using using comparative relational thinking and a partwhole board in this interactive tutorial.
This is part 2 in a 3part series. Click below to open the other tutorials in the series on comparative strategies.
 Part 1: Think Fast! Comparative Strategies (Addition expressions on both sides of the equal sign)
 Part 3: Think Fast! Comparative Strategies [COMING SOON]
Type: Original Student Tutorial
Learn how to think fast and compare the parts in addition expressions on different sides of the equal sign to find an unknown number with this interactive tutorial.
Type: Original Student Tutorial