Grade 4 - Number
Standard 4.N.11 - Solve addition and subtraction sentences with decimals.
Included Skills: Decimals, Mixed Equations
Demonstrate an understanding of addition and subtraction of decimals (limited to hundredths) by: • using compatible numbers • estimating sums and differences • using mental math strategies to solve problems. • Achievement Indicators • Students who have achieved this outcome(s) should be able to: - Predict sums and differences of decimals using estimation strategies. - Solve problems, including money and measurement, which involve addition and subtraction of decimals, limited to hundredths. - Ask students to determine which problems do not require an exact solution. - Determine the approximate solution of a given problem using compatible numbers. - Determine an exact solution using mental computation strategies. - Count back change for a given purchase.