Lesson 7 - Subtracting Decimal Tenths

To encourage students to have fun on the Web while learning about Subtracting Decimal Tenths, here are some games and interactive activities they can do on their own or in pairs.

Goal

Subtract decimals in tenths.

Builds Upon

Student Book pages 338-339

Instructions for Use

Numberlines lets students investigate number sequencing and patterns of decimal tenths.

To make a preset decimal tenths numberline, click '0.1s' under the heading 'Create a Line'. To make a specific numberline, input decimal values in the 'Start Number' and 'Increment Number' text field and click the 'Go' button. Drag colour boxes to hide or reveal numbers in the sequence.

Subtraction of Decimals lets students subtract decimals in tenths.

To find the difference of the two decimals, click the 'Start Subtraction' button. Click the button you think is the correct answer. Continue to find the differences of the next two decimals.