Number Sense

Number Sense

Understanding numbers, their relationships and numerical reasoning

Algebra

Algebra

Using symbols to solve equations and express patterns

Geometry

Geometry

Studying shapes, sizes and spatial relationships in mathematics

Measurement

Measurement

Quantifying and comparing attributes like length, weight and volume

Operations

Operations

Performing mathematical operations like addition, subtraction, division

Probability and Statistics

Probability and Statistics

Analyzing uncertainty and likelihood of events and outcomes

Community Resources

Get started with our Resources

Calculator Suite

Explore functions, solve equations, construct geometric shapes

Graphing Calculator

Visualize equations and functions with interactive graphs and plots

Geometry

Explore geometric concepts and constructions in a dynamic environment

3D Calculator

Graph functions and perform calculations in 3D

Scientific Calculator

Perform calculations with fractions, statistics and exponential functions

Notes

Explore our online note taking app with interactive graphs, slides, images and much more

Get started with the GeoGebra Apps

Number Sense

Number Sense

Understanding numbers, their relationships and numerical reasoning

Algebra

Algebra

Using symbols to solve equations and express patterns

Geometry

Geometry

Studying shapes, sizes and spatial relationships in mathematics

Measurement

Measurement

Quantifying and comparing attributes like length, weight and volume

Operations

Operations

Performing mathematical operations like addition, subtraction, division

Probability and Statistics

Probability and Statistics

Analyzing uncertainty and likelihood of events and outcomes

Community Resources

Get started with our Resources

Calculator Suite

Explore functions, solve equations, construct geometric shapes

Graphing Calculator

Visualize equations and functions with interactive graphs and plots

Geometry

Explore geometric concepts and constructions in a dynamic environment

3D Calculator

Graph functions and perform calculations in 3D

Scientific Calculator

Perform calculations with fractions, statistics and exponential functions

Notes

Explore our online note taking app with interactive graphs, slides, images and much more

Get started with the GeoGebra Apps

電卓の表示はどうなる？

電卓の表示はどうなる？

大きな数をかけ算すると，電卓の画面にどう出るか見てみましょう．電卓の表示は９けたまでです．それをこえるとどうなるでしょう？注：電卓に「オーバーフロー」と出ることがあります，これは答えが大きすぎて電卓に表示できないときの特別な表示です．

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Prerequisite Resources

Exploration

GR. 4-5

Modeling Distributive Property

Exploration

GR. 4-5

Modeling the Fraction of a Set

Exploration

GR. 4-5

Visualizing the Commutative Property of Addition

More from Effect of Operations on Numbers

Exploration

GR. 4-5

Comparing Sums Using Visual Models

Exploration

GR. 4-5

Comparing Products Using Visual Models

Exploration

GR. 4-5

Exploring Calculator Display Limits

Next Resources

Exploration

GR. 4-5

Modeling Division as a Fraction