Curriculum>Grade 5> Module 1>Topic D: Adding and Subtracting Decimals

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Learn how to add two decimal numbers (to the thousands place). Rewrite the addition problem in column form to better visualize any necessary regrouping in finding the sum

A. Add numbers to the hundredths place with regrouping using a disk model

B. Add numbers to the thousandths place with regrouping using a disk model

C. Add numbers to the thousandths place with regrouping using column addition and a disk model

E. Subtract numbers to the hundredths place with regrouping using a disk model

F. Subtract numbers to the thousandths place with regrouping using a disk model

G. Subtract numbers to the thousandths place with regrouping using column subtraction and a disk model

H. Subtract numbers of different lengths to the thousandths place with regrouping using column subtraction and a disk model

I. Subtract numbers to the thousandths place with regrouping using column subtraction

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