4th Grade
Number and Operations: Multiplication and Division
Arithmetic (PhET)
Multiplication Table Exploration
Area Model Introduction (PhET)
Area Model: Multiplication (PhET)
Number and Operations: Fractions
Sp Equivalent Fractions
Fractions on the Number Line, Equivalent Fractions, Partitioning Rectangles
Match fractions to an area or group model.
Decomposing fractions, equivalent fractions, combining fractions.
Cùbrelo (Spanish)
Explore the relative size of fraction pieces and relationships between them.
Descubrelo/Destapalo (Spanish)
Get really good at strategically exchanging fractions for equivalent fractions.
La Fracción más Grande Gana! (Spanish)
Roll and place each digit as you explore the role of the numerator & denominator in the value of a fraction as well as model and compare fractions. For 4th and 5th grades, play the Greatest Sum or Greatest Difference wins!
Captura la Fracción (Spanish)
This game is like the card game “War.” Compare fractions, justify your thinking, win cards!
Fraction War (from Fractiontalks.com)
Fracciones en el Medio (Spanish)
Compare fractions, order fractions, justify your thinking
Desmos: The Fraction Challenge
PhET Simulations Fraction Intro
PhET Simulations Build a Fraction
PhET Simulations Fraction Matcher
PhET Simulations Fraction Equality
PhET Simulations Fractions: Mixed Numbers
4th & 5th Grade Menu: Fractions
4th & 5th Grade Choice Board: Fractions
Number and Operations in Base Ten: Decimals
Common Core Standards
En el Blanco 1 (Spanish)
Players choose cards to make 2 decimal numbers that have a sum as close to 1 as possible.
En el Blanco 2 (Spanish)
Adding Fractions
Juego de Valor Posicional (Spanish)
Decimal Place Value
Comparar con Decimales (Spanish)
Digital Tool: Modeling Decimals
Compare decimals - like the card game War.
Comparación Decimal Doble (Spanish)
Digital Tool: Modeling Decimals
Decimales de Menor a Mayor (Spanish)
Digital Tool: Modeling Decimals
Read, compare, order, model decimals.
Making sense of decimal operations. What is the highest score you can get? Use a calculator and have fun!