4.NR.4Solve real-life problems involving addition, subtraction, equivalence, and comparison of fractions with denominators of 2, 3, 4, 5, 6, 8, 10, 12, and 100.
4.NR.4.6Add and subtract fractions and mixed numbers with like denominators using a variety of tools.
5th ยท Fractions
5.NR.3Describe fractions and perform operations with fractions to solve relevant, mathematical problems using strategies, visual models, and equations.
5.NR.3.4Model and solve problems involving multiplication of a fraction and a whole number.
5.NR.3.5Explain why multiplying a whole number by a fraction greater than one results in a product greater than the whole number.
K.CC.B.4Understand the relationship between numbers and quantities; connect counting to cardinality.
K.CC.B.5Count to answer "how many?" questions about as many as 20 things arranged in a line, array, or circle, or as many as 10 things in a scattered configuration.
K.OA.A.1Represent addition and subtraction with objects, fingers, mental images, drawings, sounds, acting out situations, verbal explanations, expressions, or equations.
1st ยท Operations
1.OA.A.2Solve word problems that call for addition of three whole numbers whose sum is less than or equal to 20.
Common Core State Standards for Mathematics
3rd ยท Fractions & Measurement
3.NF.A.1Understand a fraction 1/b as the quantity formed by 1 part when a whole is partitioned into b equal parts.
3.NF.A.2Understand a fraction as a number on the number line; represent fractions on a number line diagram.
3.NF.A.3Explain equivalence of fractions in special cases, and compare fractions by reasoning about their size.
3.MD.A.2Measure and estimate liquid volumes and masses of objects using standard units of grams, kilograms, and liters. Solve one-step word problems involving masses or volumes.
Common Core State Standards for Mathematics
4th ยท Fractions
4.NF.A.1Explain why a fraction a/b is equivalent to a fraction (nรa)/(nรb) by using visual fraction models.
4.NF.B.3Understand a fraction a/b with a > 1 as a sum of fractions 1/b. Add and subtract mixed numbers with like denominators.
5th ยท Fractions
5.NF.B.4Apply and extend previous understandings of multiplication to multiply a fraction or whole number by a fraction.
5.NF.B.6Solve real-world problems involving multiplication of fractions and mixed numbers.