Cluster 5

Students will need to be able to...

NC.5.NF.1

Use equivalent fractions as a strategy to add and subtract fractions.

• Add and subtract fractions, including mixed numbers, with unlike denominators using related fractions: halves, fourths and eighths; thirds, sixths, and twelfths; fifths, tenths, and hundredths.
• Use benchmark fractions and number sense of fractions to estimate mentally and assess the reasonableness of answers.
• Solve one-and two-step word problems in context using area and length models to develop the algorithm. Represent the word problem in an equation.

NC.5.NBT.7

Perform Operations with decimals.

• Compute and solve real-world problems with multi-digit whole numbers and decimal numbers.
• Add and subtract decimals to thousandths using models, drawings or strategies based on place value.
• Multiply decimals with a product to thousandths using models, drawings, or strategies based on place value.
• Divide a whole number by a decimal and divide a decimal by a whole number, using repeated subtraction or area models. Decimals should be limited to hundredths.
• Use estimation strategies to assess reasonableness of answers.

Adding and Subtracting Fractions

Adding and Subtracting Decimals

Online Games

Fraction Games

Add Fractions with Unlike Denominators

Subtract Fractions with Unlike Denominators

Add and Subtract Fractions with Like Denominators

Add and Subtract Fractions with Unlike Denominators

Addition and Subtraction Equations with Fractions

Add and Subtract Mixed Numbers

Decimal Games

Identify Place Value in Decimal Numbers

Choose Equivalent Decimals

Compare Decimal Numbers

Ordering Decimals

Add and Subtract Decimal Numbers

Add and Subtract Decimals