Curated OER
Beginning Fractions
In this fractions instructional activity, 3rd graders answer a set of 10 multiple choice questions, determining fractions of "whole lines." Worksheet may be completed on-line and answers submitted.
Common Core Sheets
Common Core Sheets: Number and Operations in Base Ten 5.nbt.7 Worksheets
Teachers can assess students' knowledge of adding, subtracting, multiplying, and dividing decimals to hundredths with these printable worksheets. You can even create your own worksheet or flashcards.
Illustrative Mathematics
Illustrative Mathematics: The Value of Education
The purpose of this task is for young scholars to add, subtract, multiply, and divide decimal numbers in a real-world context. The weekly income earned by each person in the task is the median weekly income for their education level, but...
That Quiz
That Quiz: Practice Test: Place Value
Test your knowledge of place value. Additional challenges include scientific notation and Roman Numerals. Seven levels of difficulty may be attempted with or without a timer.
Study Pad
Splash Learn: Decimal Arithmetic
[Free Registration/Login Required] This game provides practice in decimal arithmetic including addition, subtraction, multiplication, and division of decimals.
Study Pad
Splash Learn: Multiply Decimals
[Free Registration/Login Required] Multiply two decimal numbers (up to the hundredths place). Multiplication of decimals numbers can be treated just by multiplying two multi-digit numbers (ignoring the decimal point) and then placing the...
Study Pad
Splash Learn: Add Decimals Using Models
[Free Registration/Login Required] This fun decimal addition worksheet introduces students to the world of operations with decimal numbers. Fifth graders use models to visualize the addition of numbers in the tenths and hundredths places...
Study Pad
Splash Learn: Subtract Decimals
[Free Registration/Login Required] Extend the understanding of multi digit subtraction to subtract decimals (up to hundredths place). This Subtract Decimals Worksheet begins with problems based on subtraction with visual model before...
Study Pad
Splash Learn: Divide Decimals by Whole Number
[Free Registration/Login Required] Extend multi-digit division of whole numbers to division of a decimal number by a whole. This worksheet game starts off with division problems based on visual models, followed by problems on relative...
Illustrative Mathematics
Illustrative Mathematics: 2.nbt Digits 2 5 7
This lesson plan gives students numbers and they are to make the largest and smalllest number.
Better Lesson
Better Lesson: Adding, Subtracting, and Understanding Decimals
Students learn how to properly add and subtract decimal quantities.
Better Lesson
Better Lesson: Multiplying Decimal Quantities: Real World Application
Students calculate decimal quantities while making sense of real world situations.
Better Lesson
Better Lesson: Multiplying With Decimal Quantities
Learners fluently multiply multi-digit decimal quantities.
Better Lesson
Better Lesson: Quiz: Adding, Subtracting, Multiplying, & Dividing Decimals
Assess progress in calculating with decimals.
Better Lesson
Better Lesson: Mastering Division Involving Decimal Quantities
Students divide decimal quantities and apply this knowledge to real world situations.
Better Lesson
Better Lesson: The Multiplication and Division Connection
Third graders can solve multiplication and division problems quickly by recognizing the relationship between the two operations.