A combined teacher answer key for the Treasure Hunter Practice Sheet and the Deep Dive Quiz, featuring clear solutions and grading notes.

An ocean-themed short quiz to assess student understanding of converting halves, quarters, and tenths into decimals.

An ocean-themed student practice worksheet for converting tenths, quarters, and halves into decimals.

A visually engaging anchor chart titled "Diver's Signal Map" that explains how to convert halves, quarters, and tenths into decimals using marine-themed visual models.

A detailed lesson plan for teaching fraction-to-decimal conversions using a "Deep Sea Decimals" theme, featuring instructional steps, differentiation strategies, and common misconceptions.

A visual presentation for teaching the US standard algorithm for subtraction up to 6 digits. Includes place value concepts, regrouping rules ("More on the floor? Go next door!"), and a step-by-step walkthrough of the blueprint method.

An instructional guide for teachers providing best practices, common pitfalls, and differentiation strategies for teaching the US standard algorithm for subtraction up to 6 digits.

A blank 6-digit place value organizer designed for multi-step subtraction using the standard algorithm. Includes dedicated rows for regrouping/borrowing and clear column alignment up to the hundred thousands place.

Final mastery check and performance task for Session 12. Covers modeling, estimation, algorithms, and context across the entire sequence.

Session 12 slides for the final mastery celebration and review of fraction division concepts.

Session 11 Lab Sheet. Students design their own fraction division story problems and models, then peer-review and solve a partner's challenge.

A comprehensive teacher resource providing instructional strategies for budgeting and ratios, a master answer key for all student materials, and an objective tracking table for monitoring student progress.

Session 11 slides challenging students to write their own story problems for given fraction division expressions.

Session 10 Lab Sheet. Students apply multiple strategies (visual and procedural) to solve a complex garden-themed word problem.

Session 10 slides focusing on multi-step and contextual problems involving fraction division.

A daily warm-up sheet covering one full week (Monday-Friday) with targeted practice in budgeting and ratio simplification. Includes a comprehensive review section for Friday.

Session 9 Lab Sheet. Students practice the 'invert and multiply' algorithm while maintaining a connection to estimation and conceptual logic.

Session 9 slides formalizing the 'invert and multiply' algorithm (Keep-Change-Flip) for fraction division.

Session 8 Lab Sheet. Students explore the concept of reciprocals and verify the relationship between fraction division and multiplication by the reciprocal.