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.

A teacher resource providing answer keys, instructional strategies, and data collection tips for the Market Masters money unit.

A comprehensive final assessment covering coin identification, money addition, and subtraction from $20 using a calculator. Features clear sectioning and scoring areas.

A set of four printable scenario cards featuring real-world math tasks. Each card presents a situation requiring either addition of multiple items or subtraction from $20, specifically designed for calculator use.

A subtraction-focused worksheet helping students calculate change from $20 using a calculator. Includes visual prompts for calculator steps and clear answer fields.

A worksheet featuring three grocery shopping scenarios requiring students to use a calculator to add money amounts up to $20. Includes structured work areas and clear total boxes.