Number Line
A number line for fractions, decimals and negative numbers, comparing, intervals, and linear and absolute value inequalities.
Free, runs in the browser, no sign-in or installation.
- Subject
- Mathematics
- Area
- Numbers
- Level
- Primary and secondary school
What you can do
- Type a fraction, mixed number, decimal or negative number, or click the line; move a point by dragging it or with the arrow keys.
- Choose the range and how each whole is split, from halves to twelfths or hundredths; label points as fractions, mixed numbers or decimals, or hide the labels.
- Turn on the jumps from zero to each point and the distance between two selected points.
- In Intervals mode, type an interval or a linear or absolute value inequality and see the solution on the line with steps, or the union or intersection of sets.
- Download the line as a PNG with a white or transparent background for a worksheet or presentation.
Pictures in the Gallery8
Ready-made pictures made in this app, to download as PNG.
Worksheets and lessons
Lessons with worksheets that use this app.
More apps: Numbers
Decimal ZoomDecimals on a zooming number line: placing, comparing and rounding.
Decimal GridDecimals on a hundred grid: fractions, percentages, comparing and calculating.
Hundred ChartMultiples, primes and the sieve of Eratosthenes on a chart of numbers to 100.
Factors and Prime FactorsFactor pairs from rectangles, factor trees and prime factorisation.
Place Value BlocksBase ten blocks for place value, regrouping, decimals and comparing numbers.
RodsColoured rods for numbers, measuring and fractions.
