Public learning track
Number Sequences and Skip-Counting Algorithms
4th Grade · Math · Open Global Math
7 lessons
Goal
Generate, analyze, and extend arithmetic number sequences, including counting in steps of 6, 7, 9, 25, and 1000 across boundary numbers.
Featured Diagrams
Counting in Steps of 6, 7, and 9 Forward and Backward
7 lessons
0 of 7 done
- 1Counting in Steps of 6, 7, and 9 Forward and BackwardUp nextStart
- 2Counting in Steps of 25 and 1000 Across Place Value BoundariesPremiumNot started yet
- 3Finding the Rule for Linear Number SequencesNot started yet
- 4Finding Missing Terms in Arithmetic SequencesNot started yet
- 5Identifying Parity and Digit Patterns in Number SequencesNot started yet
- 6Generating Two Numerical Patterns from Given RulesNot started yet
- 7Analyzing Relationships Between Corresponding Terms in Dual PatternsNot started yet
Curriculum Framework
4th Grade · Math · Open Global Math
1
8 lessons
Multiplicative Comparisons and Scaling Problems
Model, write equations for, and solve single-step and multi-step multiplicative and additive comparison and scaling problems.
2
7 lessons
Order of Operations and Algebraic Expressions with Brackets
Evaluate, write, and interpret numerical and algebraic expressions using parentheses, brackets, and the standard order of operations.
3
6 lessons
Multi-Step Word Problems and Algebraic Strip Diagrams
Formulate equations with variables and use strip diagrams to solve complex multi-step real-world problems with all four operations.
4
8 lessons
Factors, Multiples, and Divisibility Rules
Find all factor pairs, identify multiples, apply divisibility tests, and classify numbers up to 100 as prime, composite, or square.
5
7 lessons
Prime Factorization, GCF, and LCM
Decompose numbers into prime factor products using factor trees and solve real-world problems with greatest common factors and least common multiples.
6
7 lessons
Number Sequences and Skip-Counting Algorithms
Generate, analyze, and extend arithmetic number sequences, including counting in steps of 6, 7, 9, 25, and 1000 across boundary numbers.
7
7 lessons
Input-Output Tables and Geometric Growing Patterns
Formulate explicit algebraic rules from input-output tables, analyze geometric spatial patterns, and identify structural invariants.