Number and Operations-Fractions

Understand decimal notation for fractions, and compare decimal fractions.
4.NF.5 Express a fraction with denominator 10 as an equivalent fraction with denominator 100, and use this technique to add two fractions with respective denominators 10 and 100.2 For example, express 3/10 as 30/100, and add 3/10 + 4/100 = 34/100.


4.NF.5 Task 1: Karen's Garden
4.NF.5 Task 2: Filling the Jar
4.NF.5 Task 3: Children's Shirts

4.NF.6 Use decimal notation for fractions with denominators 10 or 100. For example, rewrite 0.62 as 62/100; describe a length as 0.62 meters; locate 0.62 on a number line diagram.
4.NF.6 Task 1: Where am I now? How much farther?
4.NF.6 Task 2: Is the Tire Full Yet?

4.NF.7 Compare two decimals to hundredths by reasoning about their size. Recognize that comparisons are valid only when the two decimals refer to the same whole. Record the results of comparisons with the symbols >, =, or <, and justify the conclusions, e.g., by using a visual model.
4.NF.7 Task 1: Who Jumped Farther?
4.NF.7 Task 2: Making Punch