LibGuides: Mathematics: Place value

PLACE VALUE

In this module, you can study the concept of place value and the decimal number system.

Digits to the left of the decimal point represent whole numbers; digits to the right of the decimal point represent parts or fractions of numbers.

Study and practice

Study place value
Study the place value system.
Study the decimal number system
Read about the decimal number system at mathsisfun.com. When you're done reading, you can take a self-quiz to check your understanding.
Download an expanded-to-standard form worksheet
Design and print a worksheet with problems where you convert expanded form to standard form.
Download a standard-to-expanded form worksheet
Design and print a worksheet of problems for converting standard form to expanded form.
Quiz yourself on place value
See if you understand the value of each position of a decimal number at onlinemathlearning.com. (This quiz only looks at digits to the left of the decimal place.)

0.00 min addition (+), subtraction (-), multiply (x), divide (÷)

1.19 min decimal point
2.43 min C, CE and backspace
4.19 min square, square root & fractions
6.17 min percentage (%)