Missouri Learning Standards

Missouri 4th grade math standards

Every 4th grade math standard in the Missouri Learning Standards: Mathematics, in Missouri's order, with the Lux lessons that teach it.

Number and Operations in Base Ten

4.NBT.A.1
Round multi-digit whole numbers to any place.
Taught inRounding: closer to which?Rounding that rolls over
4.NBT.A.2
Read, write and identify multi-digit whole numbers up to one million using number names, base ten numerals and expanded form.
Taught inBig numbers three ways The zeros you don’t hear Renaming numbers Comparing big numbersand 1 more
4.NBT.A.3
Compare two multi-digit numbers using the symbols >, = or <, and justify the solution.
Taught inBig numbers three ways The zeros you don’t hear Renaming numbers Comparing big numbersand 1 more
4.NBT.A.4
Understand that in a multi-digit whole number, a digit represents 10 times what it would represent in the place to its right.
Taught inTen times as much
4.NBT.A.5
Demonstrate fluency with addition and subtraction of whole numbers.
Taught inEstimate first Adding with regrouping Subtracting with regrouping Subtracting across zeros
4.NBT.A.6
Multiply a whole number of up to four digits by a one-digit whole number and multiply two two-digit numbers, and justify the solution.
Taught inArea model, three digits by one Partial products, two digits by two The standard algorithm, two digits by two The zero in the second rowand 4 more
4.NBT.A.7
Find whole-number quotients and remainders with up to four-digit dividends and one-digit divisors, and justify the solution.
Taught inThe zero that holds a place Partial quotients How to do long division When the first digit is too smalland 4 more

Number and Operations—Fractions

4.NF.A.1
Explain and/or illustrate why two fractions are equivalent.
Taught inEquivalent fractions Change both parts, not one
4.NF.A.2
Recognize and generate equivalent fractions.
Taught inEquivalent fractions Change both parts, not one
4.NF.A.3
Compare two fractions using the symbols >, = or <, and justify the solution.
Taught inComparing with 1/2 Comparing with a common denominator Bigger numbers, not a bigger fraction Fractions greater than oneand 6 more
4.NF.B.4
Understand addition and subtraction of fractions as joining/composing and separating/decomposing parts referring to the same whole.
Taught inAdding and subtracting like fractions Why the denominator stays
4.NF.B.5
Decompose a fraction into a sum of fractions with the same denominator and record each decomposition with an equation and justification.
Taught inBreaking a fraction into parts
4.NF.B.6
Solve problems involving adding and subtracting fractions and mixed numbers with like denominators.
Taught inAdding mixed numbers Subtracting mixed numbers Fraction stories, same whole
4.NF.B.7
Apply and extend previous understandings of multiplication to multiply a fraction by a whole number.
Taught inA whole number times a fraction Multiply only the top A fraction of a number Fraction times stories
4.NF.B.8
Solve problems involving multiplication of a fraction by a whole number.
Taught inFraction times stories
4.NF.C.9
Use decimal notation for fractions with denominators of 10 or 100.
Taught inFractions as decimals 0.6 is not 0.06 One tenth more, one hundredth less
4.NF.C.10
Understand that fractions and decimals are equivalent representations of the same quantity.
Taught inFractions as decimals 0.6 is not 0.06 One tenth more, one hundredth less
4.NF.C.11
Read, write and identify decimals to the hundredths place using number names, base ten numerals and expanded form.
Taught inFractions as decimals 0.6 is not 0.06 One tenth more, one hundredth less Decimals three waysand 1 more
4.NF.C.12
Compare two decimals to the hundredths place using the symbols >, = or <, and justify the solution.
Taught inComparing decimals A longer decimal isn’t bigger

Operations and Algebraic Thinking

4.RA.A.1
Multiply or divide to solve problems involving a multiplicative comparison.
Taught inTimes as many
4.RA.A.2
Solve multi-step whole number problems involving the four operations and variables and using estimation to interpret the reasonableness of the answer.
Taught in5 r2 vans is not an answer What to do with the remainder A letter for the unknown
4.RA.A.3
Solve whole number division problems involving variables in which remainders need to be interpreted, and justify the solution.
Taught in5 r2 vans is not an answer What to do with the remainder Times as many A letter for the unknown
4.RA.B.4
Recognize that a whole number is a multiple of each of its factors and find the multiples for a given whole number.
Taught inFactor pairs with arrays Prime or composite?1 is not prime, and odd isn’t prime
4.RA.B.5
Determine if a whole number within 100 is composite or prime, and find all factor pairs for whole numbers within 100.
Taught inFactor pairs with arrays Prime or composite?1 is not prime, and odd isn’t prime
4.RA.C.6
Generate a number pattern that follows a given rule.
Taught inPatterns from a rule
4.RA.C.7
Use words or mathematical symbols to express a rule for a given pattern.
Taught inPatterns from a rule A rule as an expression The rule fits every term Input and output tablesand 1 more

Geometry

4.GM.A.1
Draw and identify points, lines, line segments, rays, angles, perpendicular lines and parallel lines.
Taught inFive kinds of angles Points, lines, segments, rays Parallel and perpendicular Crossing is not perpendicular
4.GM.A.2
Classify two-dimensional shapes by their sides and/or angles.
Taught inNaming quadrilaterals One shape, many names
4.GM.A.3
Construct lines of symmetry for a two-dimensional figure.
Taught inLines of symmetry Find every line

Measurement and Data

4.GM.B.4
Identify and estimate angles and their measure.
Taught inFive kinds of angles Measuring with a protractor Reading the right scale
4.GM.B.5
Draw and measure angles in whole-number degrees using a protractor.
Taught inMeasuring with a protractor Reading the right scale
4.GM.C.7
Use the four operations to solve problems involving distances, intervals of time, liquid volume, weight of objects and money.
Taught inMaking change Elapsed time on a number line Time is not base ten
4.GM.C.8
Apply the area and perimeter formulas for rectangles to solve problems.
Taught inPerimeter, area, and a missing side Area or perimeter?Same area, different perimeters
4.DS.A.1
Create a frequency table and/or line plot to display measurement data.
Taught inLine plots with fractions Stem-and-leaf plots Answering questions from data Measuring to the nearest eighth inch
4.DS.A.2
Solve problems involving addition and subtraction by using information presented in a data display.
Taught inLine plots with fractions Answering questions from data Measuring to the nearest eighth inch
4.DS.A.3
Analyze the data in a frequency table, line plot, bar graph or picture graph.
Taught inLine plots with fractions Mode, median, and range No mode, or many Answering questions from dataand 4 more
4.GM.C.6.a
Convert measurements in a larger unit in terms of a smaller unit.
Taught inConverting units with a table Multiply or divide?

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