Students understand the relationship among numbers, quantities, and place value in whole numbers up to 1000 

Skills: 

1.1 Count, read, and write whole numbers to 1,000 and identify the place value for each digit 

1.2 Use words, models and expanded form to represent numbers (to 1,000) 

1.3 Order and compare whole numbers up to 1,000 using the symbols <, =, >

Students estimate, calculate and solve problems involving addition and subtraction to two and three digit numbers 

Skills: 

2.1 Understand and use the inverse relationship between addition and subtraction to solve problems and check solutions 

2.2 Find the sum or difference of two whole numbers up to three digits long 

2.3 Use mental arithmetic to find the sum or difference of two digit numbers 

Students model and solve simple problems involving multiplication and division 

Skills: 

3.1 Use repeated addition, arrays, counting by multiples to do multiplication

3.2 Use repeated subtraction, equal sharing and forming equal groups to do division with remainders 

3.3 Know the multiplication tables of 2s, 5s, and 10s (to ""times 10"") and commit to memory 

Students understand that fractions and decimals can refer to parts of a set and parts of a whole

Skills: 

4.1 Recognize, name, and compare unit fractions up to 1/12 

4.2 Recognize fractions of a whole and parts of a group 

4.3 know that when all fractional parts are included, such as four-fourths, this is equal to the whole and to one 

Students model and solve problems by representing, adding, and subtracting amounts of money 

Skills: 

5.1 Solve problems using a combination of coins and bills 

5.2 Know and use the decimal notation and dollar and cents symbols for money 

Students use estimation strategies in computation and problem-solving that involve numbers that use the ones, tens, hundreds, and thousands places 

Skills: 

6.1 Recognize when an estimate is reasonable in measurement 

Students model, represent and interpret number relationships to create and solve problems involving addition and subtraction

Skills: 

1.1 Use the commutative and associative rules to simplify mental calculations and check results 

1.2 Relate problem situations and number sentences involving addition and subtraction 

1.3 Solve addition and subtraction problems using data from simple charts, pictures, graph-r, and number sentences 

Students understand that measurement is accomplished by identifying a unit of measure, iterating (repeating) that unit, and comparing it to the item to be measured

Skills: 

1.1 Measure the length of objects by iterating (repeating) a non-standard or standard unit 

1.2 Use different units to measure the same object and predict whether the measure will be greater or smaller when a different unit is used 

1.3 Measure the length of an object to the nearest inch and/or centimeter

1.4 Tell time to the nearest quarter-hour and know time relationships

1.5 Determine the duration of time intervals in hours 

Students identify and describe the elements that compose common figures in the plane and common objects in space 

Skills: 

2.1 Describe and classify plane and solid geometric shapes according to the number and shape of faces, edges and vertices 

2.2 Put shapes together and take them apart to form other shapes

Students collect, record, organize, display and interpret numerical data or bar graphs and other representations 

Skills: 

1.1 Record numerical data in systematic ways, keeping track of what/who has been counted 

1.2 Represent the same data set in more than one way 

1.3 Identify features of data sets (range and mode) 

1.4 Ask and answer simple questions related to data representations

Students demonstrate an understanding of patterns, and describe them in general ways

Skills: 

2.1 Recognize, describe, extend, and explain how to get the next term in linear patterns 

2.2 Solve problems involving simple number patterns 

Students make decisions about how to set up a problem 

Skills: 

1.1 Decide about the approach, materials and strategies to use 

1.2 Use tools such as manipulatives or sketches to model problems

Students solve problems and justify their reasoning 

Skills: 

2.1 Defend the reasoning used and justify the procedures selected

2.2 Make precise calculations and check the validity of the results from the context of the problem 

Students note connections between one problem and another