Number Navigator Reference Sheet

A comprehensive standards-aligned mathematics curriculum suite spanning kindergarten number decomposition IEP toolkits to elementary algebraic problem-solving missions.

A complete differentiated regrouping assessment suite featuring 2-digit and 3-digit pre-tests, post-tests, and intervention retests with 10 problems each. Includes place value trading boxes, word problems, and teacher diagnostic scoring guides.

Comprehensive teacher scoring guide and intervention rubric covering both the 2-digit Post-Test and Retest, featuring parallel answer keys and diagnostic guidance.

A comprehensive elementary resource sequence covering computational math skills and third-grade reading fluency with timed passages.

A third-grade Halloween-themed mathematics resource focusing on single-step two-digit addition and subtraction word problems. Students analyze real-world story scenarios, determine the required operation, and compute accurately with sufficient space for visual modeling and standard algorithms.

A parallel 10-problem retest document assessing 2-digit addition and subtraction with regrouping for post-intervention verification.

A structured 10-week Tier 3 intervention sequence targeting place value foundations and two-digit addition and subtraction fluency. Designed for intensive one-on-one or small group support using multisensory models, explicit routines, and systematic progress monitoring.

A specialized education IEP toolkit targeting CCSS K.OA.A.3 (decomposing numbers <= 10). Features an annual SMART goal, progressive quarterly objectives, data collection tracking logs, and progress monitoring probe sheets.

A 10-problem assessment document testing 2-digit addition and subtraction with regrouping, featuring Tens and Ones place value boxes and real-world word problems.

A three-day resource math intervention series providing structured 3-digit subtraction practice with dual regrouping, borrowing across zeroes, and algorithm fluency.

A comprehensive elementary mathematics lesson focusing on algebraic problem-solving using addition and subtraction. Students learn to decode word problems, represent unknown quantities with variables and tape diagrams, and solve for unknowns in all positions.

Teacher scoring key and growth analysis guide for the Growth Post-Test, featuring complete step-by-step solutions, pre-to-post comparative growth metrics, and intervention sorting criteria.