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Florida Standards

Florida 2nd Grade Math B.E.S.T. Standards

All 27 Florida math standards for 2nd grade, each explained in plain English. The official wording is one click away under each one.

27 standards

Number Sense and Operations

8 standards
Understand the place value of three-digit numbers.
MA.2.NSO.1.1
Read and write numbers up to 1,000 as digits, as hundreds, tens and ones added together, and in words, like 506 = 500 + 6, five hundred six.
Official wording
Read and write numbers from 0 to 1,000 using standard form, expanded form and word form.
MA.2.NSO.1.2
Build and split three-digit numbers into hundreds, tens and ones in different ways with objects, drawings and equations, like 245 as 24 tens and 5 ones.
Official wording
Compose and decompose three-digit numbers in multiple ways using hundreds, tens and ones. Demonstrate each composition or decomposition with objects, drawings and expressions or equations.
MA.2.NSO.1.3
Mark whole numbers up to 1,000 on a number line, order them, and compare them, like 409 is less than 490.
Official wording
Plot, order and compare whole numbers up to 1,000.
MA.2.NSO.1.4
Round any whole number up to 100 to the closest ten, like 67 rounds to 70 and 43 rounds to 40.
Official wording
Round whole numbers from 0 to 100 to the nearest 10.
Add and subtract two- and three-digit whole numbers.
MA.2.NSO.2.1
Know addition facts up to 20 and their related subtraction facts quickly from memory, like 8 + 7 = 15 and 15 - 7 = 8.
Official wording
Recall addition facts with sums to 20 and related subtraction facts with automaticity.
MA.2.NSO.2.2
Find the numbers 10 and 100 above and below any three-digit number, like 352 gives 362, 342, 452 and 252.
Official wording
Identify the number that is ten more, ten less, one hundred more and one hundred less than a given three-digit number.
MA.2.NSO.2.3
Reliably add two numbers with totals up to 100 and subtract numbers no bigger than 100, like 47 + 38 and 91 - 56.
Official wording
Add two whole numbers with sums up to 100 with procedural reliability. Subtract a whole number from a whole number, each no larger than 100, with procedural reliability.
MA.2.NSO.2.4
Investigate adding numbers with totals up to 1,000 and subtracting numbers up to 1,000, like 365 + 248 using place value or a number line.
Official wording
Explore the addition of two whole numbers with sums up to 1,000. Explore the subtraction of a whole number from a whole number, each no larger than 1,000.

Fractions

2 standards
Develop an understanding of fractions.
MA.2.FR.1.1
Split circles and rectangles into two, three or four equal pieces, name them halves, thirds or fourths, and see that three thirds make one whole.
Official wording
Partition circles and rectangles into two, three or four equal-sized parts. Name the parts using appropriate language, and describe the whole as two halves, three thirds or four fourths.
MA.2.FR.1.2
Split a rectangle into two, three or four equal parts in two ways, showing equal parts can differ in shape, like halves cut straight across or corner to corner.
Official wording
Partition rectangles into two, three or four equal-sized parts in two different ways showing that equal-sized parts of the same whole may have different shapes.

Algebraic Reasoning

5 standards
Solve addition problems with sums between 0 and 100 and related subtraction problems.
MA.2.AR.1.1
Solve real-life word problems that take one or two steps of adding or subtracting, like how many marbles are left after giving some away twice.
Official wording
Solve one- and two-step addition and subtraction real-world problems.
Demonstrate an understanding of equality and addition and subtraction.
MA.2.AR.2.1
Decide whether addition and subtraction equations are true or false and explain the reasoning, like 15 - 6 = 10 - 1 is true.
Official wording
Determine and explain whether equations involving addition and subtraction are true or false.
MA.2.AR.2.2
Find the unknown number in an addition or subtraction equation with three or four numbers, wherever it appears, like 6 + 9 = 7 + what number.
Official wording
Determine the unknown whole number in an addition or subtraction equation, relating three or four whole numbers, with the unknown in any position.
Develop an understanding of multiplication.
MA.2.AR.3.1
Show an even number as two equal groups or a double, and an odd number as two equal groups with one extra, like 8 = 4 + 4 and 9 = 4 + 4 + 1.
Official wording
Represent an even number using two equal groups or two equal addends. Represent an odd number using two equal groups with one left over or two equal addends plus 1.
MA.2.AR.3.2
Add equal groups again and again to find a total, and show it with a rectangular array and an equation, like 3 rows of 5 is 5 + 5 + 5 = 15.
Official wording
Use repeated addition to find the total number of objects in a collection of equal groups. Represent the total number of objects using rectangular arrays and equations.

Measurement

5 standards
Measure the length of objects and solve problems involving length.
MA.2.M.1.1
Pick a ruler, yardstick, meter stick or tape measure to estimate and then measure lengths in inches, feet, yards, centimeters or meters, to the closest whole unit.
Official wording
Estimate and measure the length of an object to the nearest inch, foot, yard, centimeter or meter by selecting and using an appropriate tool.
MA.2.M.1.2
Measure two objects with the same unit and find how much longer one is than the other, like a 9-inch book and a 6-inch pencil.
Official wording
Measure the lengths of two objects using the same unit and determine the difference between their measurements.
MA.2.M.1.3
Solve one- and two-step real-life problems that add or subtract lengths in the same unit, like the total length of two ribbons in feet.
Official wording
Solve one- and two-step real-world measurement problems involving addition and subtraction of lengths given in the same units.
Tell time and solve problems involving money.
MA.2.M.2.1
Read analog and digital clocks to the nearest five minutes with a.m. or p.m., and use phrases like half past, quarter after and quarter til.
Official wording
Using analog and digital clocks, tell and write time to the nearest five minutes using a.m. and p.m. appropriately. Express portions of an hour using the fractional terms half an hour, half past, quarter of an hour, quarter after and quarter til.
MA.2.M.2.2
Solve one- and two-step money word problems that add or subtract dollar bills up to $100 or coins up to 100¢, writing amounts with $ and ¢.
Official wording
Solve one- and two-step addition and subtraction real-world problems involving either dollar bills within $100 or coins within 100¢ using $ and ¢ symbols appropriately.

Geometric Reasoning

5 standards
Identify and analyze two-dimensional figures and identify lines of symmetry.
MA.2.GR.1.1
Recognize and draw squares, rectangles, triangles, pentagons, hexagons and octagons from the features that define them, like an octagon's eight sides.
Official wording
Identify and draw two-dimensional figures based on their defining attributes. Figures are limited to triangles, rectangles, squares, pentagons, hexagons and octagons.
MA.2.GR.1.2
Sort flat shapes by how many sides and corners they have, how long the sides are, whether they are closed, and whether edges are curved or straight.
Official wording
Categorize two-dimensional figures based on the number and length of sides, number of vertices, whether they are closed or not and whether the edges are curved or straight.
MA.2.GR.1.3
Find the lines of symmetry in a flat shape, like the fold line that splits a heart into two matching halves.
Official wording
Identify line(s) of symmetry for a two-dimensional figure.
Describe perimeter and find the perimeter of polygons.
MA.2.GR.2.1
Explore perimeter by lining up unit segments around a shape's edge with no gaps or overlaps, and count them to find a rectangle's perimeter.
Official wording
Explore perimeter as an attribute of a figure by placing unit segments along the boundary without gaps or overlaps. Find perimeters of rectangles by counting unit segments.
MA.2.GR.2.2
Add the whole-number side lengths of a triangle, rectangle, square or pentagon to find its perimeter, like 3 + 4 + 5 = 12 centimeters.
Official wording
Find the perimeter of a polygon with whole-number side lengths. Polygons are limited to triangles, rectangles, squares and pentagons.

Data Analysis and Probability

2 standards
Collect, categorize, represent and interpret data using appropriate titles, labels and units.
MA.2.DP.1.1
Gather data, sort it into groups and show it in a tally chart, table, picture graph or bar graph with a clear title, labels and units.
Official wording
Collect, categorize and represent data using tally marks, tables, pictographs or bar graphs. Use appropriate titles, labels and units.
MA.2.DP.1.2
Read tally charts, tables, picture graphs and bar graphs and use them to solve adding and subtracting questions, like how many more chose soccer than tennis.
Official wording
Interpret data represented with tally marks, tables, pictographs or bar graphs including solving addition and subtraction problems.

The official Florida documents

Florida's B.E.S.T. Standards for Mathematics, Florida Department of Education.

The plain-English lines are EMStudio's own explanations, shown beside the official wording. They are not part of the standards.