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Adding and Subtracting Decimals to Hundredths

4th Grade · Math · Open Global Math

10 lessons

Goal

Add and subtract decimals to hundredths using concrete models, mental math strategies, and the standard algorithm.

10 lessons
0 of 10 done
  1. Adding Decimals with Base-Ten Blocks and GridsUp next
  2. Subtracting Decimals with Base-Ten Blocks and GridsNot started yet
  3. Mental Strategies for Adding and Subtracting DecimalsNot started yet
  4. Adding Decimals to Hundredths Without RegroupingNot started yet
  5. Adding Decimals to Hundredths with RegroupingNot started yet
  6. Subtracting Decimals to Hundredths Without RegroupingNot started yet
  7. Subtracting Decimals to Hundredths with RegroupingYou are here
  8. Subtracting Decimals from Whole Numbers and Annexing ZerosNot started yet
  9. Estimating Sums and Differences of DecimalsNot started yet
  10. Solving Real-World Word Problems with Decimal Addition and SubtractionNot started yet
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Learning standards covered

GlobalOGM.5.DEC.3Open Global Math Standards 2026™ · 4th Grade

Add and subtract decimals to the hundredths place using the standard algorithm, mental strategies, and concrete/visual models.