Khan Academy: Expressing Decimals in Multiple Forms

Practice working with whole numbers in written form. For example, "one thousand four hundred three" is the written form of 1403. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...

Regroup numbers in each place value (e.g., regroup 1 ten as 10 ones) to express decimals in different ways. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Explore decimals in written form (hundredths) by learning to write 63.15 using words. [3:30]

Features a review of how to write decimals in written form, then provides practice.

Sal compares decimals numbers in standard, written, and expanded form.

Practice converting decimals between standard form and written form. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Learn to write decimals in expanded form by watching this video lesson. [2:52]

Questions are provided to review decimals in expanded form. Immediate feedback is given and hints or a video are available if needed.

Review how to write decimals in expanded form, then attempt some practice problems.

Practice comparing decimals. Decimals in these problems are limited to tenths and hundredths. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.