2nd Grade Math (Florida B.E.S.T.)

MA.2.NSO.1 Understand the place value of three-digit numbers.

• MA.2.NSO.1 Understand the place value of three-digit numbers.
• MA.2.NSO.1.1 Read and write numbers from 0 to 1,000 in standard, expanded and word form.
• MA.2.NSO.1.2 Compose and decompose three-digit numbers using hundreds, tens and ones, shown with models or equations.
• MA.2.NSO.1.3 Plot, order and compare whole numbers up to 1,000.
• MA.2.NSO.1.4 Round whole numbers from 0 to 100 to the nearest 10.

MA.2.NSO.2 Add and subtract two- and three-digit whole numbers.

• MA.2.NSO.2 Add and subtract two- and three-digit whole numbers.
• MA.2.NSO.2.1 Recall addition facts with sums to 20 and related subtraction facts automatically.
• MA.2.NSO.2.2 Identify the number that is ten or one hundred more or less than a three-digit number.
• MA.2.NSO.2.3 Add and subtract within 100 using a method the student can use reliably.
• MA.2.NSO.2.4 Explore adding and subtracting whole numbers with sums or differences up to 1,000.

MA.2.FR.1 Develop an understanding of fractions.

• MA.2.FR.1 Develop an understanding of fractions.
• MA.2.FR.1.1 Partition circles and rectangles into two, three or four equal parts and name them as halves, thirds or fourths.
• MA.2.FR.1.2 Partition rectangles into equal parts in two different ways, showing equal parts can have different shapes.

MA.2.AR.1 Solve addition problems with sums between 0 and 100 and related subtraction problems.

• MA.2.AR.1 Solve addition problems with sums between 0 and 100 and related subtraction problems.
• MA.2.AR.1.1 Solve one- and two-step addition and subtraction real-world problems within 100.

MA.2.AR.2 Demonstrate an understanding of equality and addition and subtraction.

• MA.2.AR.2 Demonstrate an understanding of equality and addition and subtraction.
• MA.2.AR.2.1 Determine and explain whether addition and subtraction equations are true or false.
• MA.2.AR.2.2 Find the unknown whole number in an addition or subtraction equation, wherever it appears.

MA.2.AR.3 Develop an understanding of multiplication.

• MA.2.AR.3 Develop an understanding of multiplication.
• MA.2.AR.3.1 Represent even and odd numbers using equal groups or equal addends, with one left over for odd.
• MA.2.AR.3.2 Use repeated addition, arrays and equations to find totals of equal groups.

MA.2.M.1 Measure the length of objects and solve problems involving length.

• MA.2.M.1 Measure the length of objects and solve problems involving length.
• MA.2.M.1.1 Estimate and measure length to the nearest inch, foot, yard, centimeter or meter using appropriate tools.
• MA.2.M.1.2 Measure two objects in the same unit and find the difference between their lengths.
• MA.2.M.1.3 Solve one- and two-step real-world length problems with addition and subtraction in the same units.

MA.2.M.2 Tell time and solve problems involving money.

• MA.2.M.2 Tell time and solve problems involving money.
• MA.2.M.2.1 Tell and write time to the nearest five minutes with a.m. and p.m., and describe portions of an hour.
• MA.2.M.2.2 Solve one- and two-step dollar and cent problems within $100 or 100¢ using $ and ¢ correctly.

MA.2.GR.1 Identify and analyze two-dimensional figures and identify lines of symmetry.

• MA.2.GR.1 Identify and analyze two-dimensional figures and identify lines of symmetry.
• MA.2.GR.1.1 Identify and draw two-dimensional figures based on their defining attributes, using rulers and straight edges.
• MA.2.GR.1.2 Categorize two-dimensional figures by sides, vertices, whether they are closed and whether edges are curved or straight.
• MA.2.GR.1.3 Identify lines of symmetry for two-dimensional figures.

MA.2.GR.2 Describe perimeter and find the perimeter of polygons.

• MA.2.GR.2 Describe perimeter and find the perimeter of polygons.
• MA.2.GR.2.1 Explore perimeter by placing unit segments along a figure's boundary and counting them for rectangles.
• MA.2.GR.2.2 Find the perimeter of triangles, rectangles, squares and pentagons with whole-number side lengths.

MA.2.DP.1 Collect, categorize, represent and interpret data using appropriate titles, labels and units.

• MA.2.DP.1 Collect, categorize, represent and interpret data using appropriate titles, labels and units.
• MA.2.DP.1.1 Collect, categorize and represent data with tally marks, tables, pictographs or bar graphs, with titles, labels and units.
• MA.2.DP.1.2 Interpret tally mark, table, pictograph and bar graph data by solving addition and subtraction problems.