Decimal Models Explorer

Place Value Model

Select the digits of a decimal and reveal each place value step by step.

0–2.99
Build Your Decimal
Choose a value for each place, then click Model.
.
0.00

Decimal Addition

Add two decimals and watch regrouping happen step by step.

a + b
Enter Two Decimals
Each number can have up to 2 decimal places.
.
+
.
0.00 + 0.00

Decimal Subtraction

Subtract decimals and see borrowing shown visually.

a − b
Enter Two Decimals
If subtrahend > minuend, they will swap automatically.
.
.
0.00 − 0.00

Fractions & Percents

Connect a decimal to its fraction and percent equivalents.

0.__ = __% = __/100
Enter a Decimal (0 to 0.99)
Choose tenths and hundredths, then click Convert.
0.00
← → arrow keys to navigate