Perform operations, and problems with Use equivalent fractions as a strategy to add and subtract fractions. fractions and decimals. 5.NF.B.1 Estimate results of sums, differences Not Not applicable. Not applicable. and products with fractions and applicable. decimals to the thousandths. Justify the reasonableness of a product Not Not applicable. Not applicable. when multiplying with fractions. applicable. 5.NF.B.2 Estimate the size of the product based on the size of the two factors. Explain why multiplying a number by a fraction greater than 1 results in a product larger than the given number. Explain why multiplying a given number by a fraction less than 1 results in a product smaller than the given number. Explain why multiplying the numerator and denominator by the same number is equivalent to multiplying the fraction by 1. Solve problems involving addition and Identify models of halves (1/2, 2/2) EE.5.NF.1 Initial Precursor: 5.NF.B.3 subtraction of fractions and mixed and fourths (1/4, 2/4/, 3/4, 4/4). Recognize some. numbers with unlike denominators, and Recognize separateness. justify the solution. Distal Precursor: Partition sets into equal subsets. Partition any shape into equal parts. Proximal Precursor: Recognize one fourth in a set Recognize one half in a set model. Recognize one half on an area model. Recognize one fourth on an area model. Target: Recognize fourths in a set model. Recognize halves in a set model.
Perform operations, and problems with fractions and decimals. Use equivalent fractions as a strategy to add and subtract fractions. 5.NF.B.1 Estimate results of sums, differences and products with fractions and decimals to the thousandths. Not applicable. Not applicable. Not applicable. 5.NF.B.2 Justify the reasonableness of a product when multiplying with fractions. Estimate the size of the product based on the size of the two factors. Explain why multiplying a number by a fraction greater than 1 results in a product larger than the given number. Explain why multiplying a given number by a fraction less than 1 results in a product smaller than the given number. Explain why multiplying the numerator and denominator by the same number is equivalent to multiplying the fraction by 1. Not applicable. Not applicable. Not applicable. 5.NF.B.3 Solve problems involving addition and subtraction of fractions and mixed numbers with unlike denominators, and justify the solution. EE.5.NF.1 Identify models of halves (1/2, 2/2) and fourths (1/4, 2/4/, 3/4, 4/4). Initial Precursor: Recognize some. Recognize separateness. Distal Precursor: Partition sets into equal subsets. Partition any shape into equal parts. Proximal Precursor: Recognize one fourth in a set Recognize one half in a set model. Recognize one half on an area model. Recognize one fourth on an area model. Target: Recognize fourths in a set model. Recognize halves in a set model.