standard_description: Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting three-digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds.
problem_activity: Stage 3: Add and Subtract Tenths, Hundredths, and Thousandths
Required Preparation
Materials to Gather
Dry erase markers
Paper clips
Sheet protectors
Materials to Copy
Blackline Masters
Jump the Line Stage 3 Spinner
Jump the Line Stage 3 Gameboard

Narrative
Both players start at 0 on a number line marked by
\(\frac{5}{1,000}\)
. Spinners show adding or subtracting tenths, hundredths, or thousandths.
Additional Information
Each group of 2 needs a sheet protector, a dry erase marker, and a paper clip.


aligns: no