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# Grade 4 | Mathematics (Essential Elements)

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Note: The Iowa Core Essential Elements are intended only for students with significant cognitive disabilities and who participate in alternate assessments.

## Operations and Algebraic Thinking (EE.4.OA)

### Use the four operations with whole numbers to solve problems. (EE.4.OA.A)

1. Demonstrate the connection between repeated addition and multiplication. (EE.4.OA.A.1)
2. Demonstrate the connection between repeated addition and multiplication. (EE.4.OA.A.2)
3. Solve one-step real-world problems using addition or subtraction within 100. (EE.4.OA.A.3)

### Gain familiarity with factors and multiples. (EE.4.OA.B)

1. Show one way to arrive at a product. (EE.4.OA.B.4)

### Generate and analyze patterns. (EE.4.OA.C)

1. Use repeating patterns to make predictions. (EE.4.OA.C.5)

## Number and Operations in Base Ten (EE.4.NBT)

### Generalize place value understanding for multi-digit whole numbers. (EE.4.NBT.A)

1. Not applicable. See EE.5.NBT.1. (EE.4.NBT.A.1)
2. Compare whole numbers to 10 using symbols (<, >, =). (EE.4.NBT.A.2)
3. Round any whole number 0-30 to the nearest ten. (EE.4.NBT.A.3)

### Use place value understanding and properties of operations to perform multi-digit arithmetic. (4.NBT.B)

1. Add and subtract two-digit whole numbers. (EE.4.NBT.B.4)
2. Not applicable. See EE.4.OA.1. (EE.4.NBT.B.5)
3. Not applicable. (EE.4.NBT.B.6)

## Number and Operations—Fractions (EE.4.NF)

### Extend understanding of fraction equivalence and ordering. (EE.4.NF.A)

1. Identify models of one half (1/2) and one fourth (1/4). (EE.4.NF.A.1)
2. Identify models of one half (1/2) and one fourth (1/4). (EE.4.NF.A.2)

### Build fractions from unit fractions by applying and extending previous understandings of operations on whole numbers. (EE.4.NF.B)

1. Differentiate between whole and half. (EE.4.NF.B.3)
2. Not applicable. See EE.4.OA.1–2 and EE.5.NBT.5. (EE.4.NF.B.4)

### Understand decimal notation for fractions, and compare decimal fractions. (EE.4.NF.C)

1. Not applicable. See EE.7.NS.2.c-d.. (EE.4.NF.C.5)
2. Not applicable. See EE.7.NS.2.c-d.. (EE.4.NF.C.6)
3. Not applicable. See EE.7.NS.2.c-d.. (EE.4.NF.C.7)

## Measurement and Data (4.MD)

### Solve problems involving measurement and conversion of measurements from a larger unit to a smaller unit. (EE.4.MD.A)

1. Identify the smaller measurement unit that comprises a larger unit within a measurement system (inches/foot, centimeter/meter, minutes/hour). (EE.4.MD.A.1)
2. (EE.4.MD.A.2)
1. Tell time using a digital clock. Tell time to the nearest hour using an analog clock. (EE.4.MD.A.2.a)
2. Measure mass or volume using standard tools. (EE.4.MD.A.2.b)
3. Use standard measurement to compare lengths of objects. (EE.4.MD.A.2.c)
4. Identify coins (penny, nickel, dime, quarter) and their values. (EE.4.MD.A.2.d)
3. Determine the area of a square or rectangle by counting units of measure (unit squares). (EE.4.MD.A.3)

### Represent and interpret data. (EE.4.MD.B)

1. (EE.4.MD.B.4)
1. Represent data on a picture or bar graph given a model and a graph to complete. (EE.4.MD.B.4.a)
2. Interpret data from a picture or bar graph. (EE.4.MD.B.4.b)

### Geometric measurement: understand concepts of angle and measure angles. (EE.4.MD.C)

1. Recognize angles in geometric shapes. (EE.4.MD.C.5)
2. Identify angles as larger and smaller. (EE.4.MD.C.6)
3. Not applicable. See EE.4.G.2.a. (EE.4.MD.C.7)

## Geometry (EE.4.G)

### Draw and identify lines and angles, and classify shapes by properties of their lines and angles. (EE.4.G.A)

1. Recognize parallel lines and intersecting lines. (EE.4.G.A.1)
2. Describe the defining attributes of two- dimensional shapes. (EE.4.G.A.2)
3. Recognize that lines of symmetry partition shapes into equal areas. (EE.4.G.A.3)