Reading and writing decimals
Read, write, and compare decimals to thousandths using base-ten numerals, number names, and expanded form.
6 free games for this standard
Decimal Ordering
Decimal Ordering
Drag decimal cards into order from smallest to largest. Sharpen place-value understanding and comparison skills.
Compare and order decimals
Recognise place value in decimals
Expanded Form
Expanded Form
Break decimals into place-value parts. Drag tiles like 4/10 and 3/1000 into the right slots to build the expanded form of each number.
Recognise place value in decimals to thousandths
Expanded Form (Tenths)
Expanded Form (Tenths)
Break numbers with one decimal place into expanded form. Drag tiles like "3 ones" and "4 tenths" into the right slots.
Decompose decimals into expanded form with tenths
Decimal Place Value Quiz
Decimal Place Value Quiz
What digit is in the tenths place? What is the value of the 5 in 3.52? Multiple choice questions building place value mastery.
Identify and interpret decimal place values
Decimal Builder
Decimal Builder
Build a target decimal by adjusting ones, tenths, and hundredths. Watch the visual bar model update as you change each place value.
Compose decimals by adjusting place values
Error Detective: Place Value
Error Detective: Place Value
A student says 0.3 is bigger than 0.15 because 3 is less than 15. Wait, that is right! Or is it? Sort through tricky decimal reasoning.
Identify errors in decimal place value reasoning