Main content

# Module 2: Foundations

Learn

Measuring lengths 2Measuring lengths with different unitsMeasuring lengths with different unitsTelling time (labeled clock)

Practice

Measure lengths 2Get 5 of 7 questions to level up!

Tell time with a labeled clockGet 5 of 7 questions to level up!

Learn

Estimating lengthsComparing lengthsComparing lengths

Practice

Estimate lengthsGet 3 of 4 questions to level up!

Learn

Comparing whole numbersSubtracting 2-digit numbers without regrouping 1Subtracting two-digit numbers without regrouping (example 2)Subtracting a 1-digit number with regrouping

Practice

Hundreds, tens, and onesGet 5 of 7 questions to level up!

3-digit place value challengeGet 5 of 7 questions to level up!

Compare 3-digit numbersGet 5 of 7 questions to level up!

Subtract 2-digit numbers (no regrouping)Get 5 of 7 questions to level up!

Subtract 1-digit numbers with regroupingGet 5 of 7 questions to level up!

Learn

Adding 1s, 10s, and 100sBreaking apart 3-digit addition problemsAdding and subtracting on number lineAdding and subtracting on number line word problems

Practice

Add 10s and 100s (no regrouping)Get 5 of 7 questions to level up!

Break apart 3-digit addition problemsGet 3 of 4 questions to level up!

Add on a number lineGet 3 of 4 questions to level up!

Add and subtract on the number line word problemsGet 5 of 7 questions to level up!