Unit 4

Standard 2: NUMBER SENSE: DEMONSTRATE AN UNDERSTANDING OF THE BASIC CONCEPTS AND PROPERTIES OF REAL NUMBERS

2.1a Fractions, Decimals and Percents: Solve problems using decimal numbers to the 1000ths place.

Decimal Squares Interactive Games

Excellent games to help students understand decimal values.  Best games: Beat the Clock, Rope Tug, and Place Value Strategy

Railroad Repair

Fit decimal pieces of track together to fix the railway

Ordering Decimals by Tenths

Ordering Decimals by Hundredths

Ordering Decimals by Hundredths, Part II

Drag the decimals in order from least to greatest

Let’s Do Lunch

Show Me the Money

Online Lesson and Practice

Solving Problems with Decimals

Excellent Movie and online practice

 

 

Standard 3: NUMBER OPERATIONS AND COMPUTATION: ESTIMATE AND COMPUTE WITH WHOLE NUMBERS, DECIMALS AND FRACTIONS

3.2a Whole Numbers, Decimals, and Fractions: Add and subtract decimal numbers with the same and different place values (e.g., 3.72 + 1.4) to solve problems.

Railroad Repair

Fit decimal pieces of track together to fix the railway

Decimal Squares Interactive Games

Excellent games to help students understand decimal values.  Best games: Beat the Clock, Rope Tug, and Place Value Strategy

Solving Problems with Decimals

Excellent Movie and online practice

 

 

Standard 4: RELATIONSHIPS AND USE MEASUREMENTS WITHIN THE METRIC AND CUSTOMARY SYSTEMS TO SOLVE PROBLEMS IN A VARIETY OF CONTEXTS

4.1 Identify and describe the basic properties of figures (e.g., two or three-dimensionality, symmetry, number of faces, types of angles).

National Library of Virtual Manipulatives – Geometry – Platonic Solids

Excellent manipulative.  If you hold down the shift key, you can click and highlight vertices, edges and faces while the screen keeps count.

 

 

4.3 Use nonstandard units (beans, rice, candies) and standard units (centimeter cubes, 1-inch cubes) to find the volume of rectangular solids and estimate the volume of other solids.

 

 

4.5 Convert basic measurements of volume, weight and distance within the same system for metric and customary units (e.g., inches to feet, hours to minutes, and centimeters to meters).

Unit Conversion

Online quiz with mild graphics