Unit 3 of 7

Decimals Basics

Master decimal fundamentals with reading, writing, comparing, and basic operations. Learn decimal concepts through visual models and real-world applications.

Unit Overview

What You'll Learn

Decimal place values and their relationship to fractions
Reading and writing decimal numbers correctly
Comparing and ordering decimals using place value
Adding and subtracting decimals with proper alignment

Key Skills

Decimal place value recognition
Visual decimal representation
Decimal comparison strategies
Money and decimal applications

Lesson 1

25-30 minutes • Beginner

Beginner

Decimal Meaning & Reading

Understand decimal place values and learn to read and write decimals correctly

Scenario

Decimal Grid Exploration

Key Concepts

Decimal place values

Tenths and hundredths

Decimal reading

Fraction-decimal relationship

Activities

•Color decimal grids
•Read decimal numbers
•Connect fractions and decimals

Lesson 2

20-25 minutes • Intermediate

Intermediate

Decimal Comparison & Ordering

Learn to compare and order decimals using place value understanding

Scenario

Race Times Comparison

Key Concepts

Decimal comparison

Place value ordering

Greater than/less than

Decimal sorting

Activities

•Compare race times
•Order decimal numbers
•Use comparison symbols

Lesson 3

30-35 minutes • Advanced

Advanced

Decimal Addition & Subtraction

Master adding and subtracting decimals with proper decimal point alignment

Scenario

Shopping with Decimals

Key Concepts

Decimal alignment

Addition with decimals

Subtraction with decimals

Borrowing with decimals

Activities

•Add item prices
•Calculate change
•Solve word problems

Lesson 4

25-30 minutes • Intermediate

Intermediate

Decimals & Money Applications

Apply decimal skills to real-world money problems and currency conversion

Scenario

Money Exchange

Key Concepts

Money and decimals

Dollar and cent conversion

Shopping calculations

Change making

Activities

•Convert dollars to cents
•Calculate totals
•Make change