According to the Missouri Learning Standards, 4th grade Mathematics instructional time should focus on five critical areas. 

Comprehensive Video Lessons:  Learn Fractions the Easy Way (53:16 mins)


Video:  Rounding whole numbers: missing digit (5:52 mins)

Video:  Comparing multi-digit numbers (5:57 mins)

Video:  Addition 2 (12:25 mins)

Video:  Addition 3 (8:56 mins)

Video:  Addition 4 (8:48 mins)

Video:  Subtraction 2 (12:31 mins)

Video:  Subtraction 3: Introduction to Borrowing or Regrouping (18:25 mins)

Video:  Why borrowing works (8:34 mins)

Video:  Subtracting with regrouping (borrowing) (5:26 mins)

Video:  Multiplying: 2 digit numbers (4:06 mins)

Video:  Multiplying multiple digit numbers (10:26 mins)

Video:  Division 1 (17:01 mins)

Video:  Dividing numbers: intro to long division (3:14 mins)

Video:  Dividing numbers: long division with remainders (10:06 mins)

Video:  Canceling zeros when dividing (7:38 mins)

Video:  Dividing whole numbers by 10 (7:08 mins)

  • I can round multi-digit whole numbers to any place.

  • I can read, write and identify multi-digit whole numbers up to one million using number names, base ten numerals and expanded form.

  • I can compare two multi-digit numbers using the symbols >, = or <. and justify the solution.

  • I can understand that in a multi-digit whole number, a digit represent 10 times what it would represents in the place to its right.

  • I can demonstrate fluency with addition and subtraction of whole numbers.

  • I can 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.

  • I can find whole number quotients and remainders with up to four-digit dividends and one-digit divisors, and justify the solution.



Video:  Intro to equivalent fractions (4:17 mins)

Video:  More on equivalent fractions  (4:53 mins)

Video:  Intro to comparing fractions with different denominators (4:15 mins)

Video:  Comparing fractions visually with a bar (2:34 mins)

Video:  Comparing fractions with greater than and less than symbols (5:18 mins)

Video:  Ordering fractions (5:58 mins)  

Video:  Comparing and ordering fractions (7:48 mins)

Video:  Decomposing a fraction visually (4:58 mins)

Video:  Adding and subtracting fractions (9:49 mins)

Video:  Subtracting fractions with like denominators (2:25 mins)

Video:  Figuring out how much pizza is left (5:18 mins)

Video:  Word problem: What fraction of an hour should the piano still be practiced? (3:03 mins)

Video:  Decomposing a mixed number (4:59 mins)

Video:  Adding mixed numbers introduction (4:00 mins)

Video:  Adding mixed numbers with unlike denominators (5:15 mins)

Video:  Adding mixed numbers word problem (3:21 mins)

Video:  Conceptual understanding of multiplying fractions and whole numbers (4:05 mins)

Video:  Multiplying fractions by whole numbers word problem (2:20 mins)

Video:  Introduction to decimals (6:25 mins)

Video:  Graphing hundredths from 0 to 0.1 (2:38 mins)

Video:  Identifying tenths on a number line (1:51 mins)

Video:  Identifying hundredths on a number line (2:50 mins)

Video:  Decimal place value (3:59 mins)

Video:  Place value for decimals greater than one (examples) (6:54 mins)

Video:  Decimals: writing it out in words (3:30 mins)

Video:  Rewriting fractions as decimals (3:57 mins)

Video:  Comparing numbers represented in different ways (7:39 mins)

Video:  Comparing decimals example 1 (3:58 mins)

Video:  Comparing decimals example 2 (4:49 mins)

Video:  Comparing decimals example 3 (1:28 mins)

  • I can explain and/or illustrate why two fractions are equivalent.

  • I can recognize and generate equivalent fractions.

  • I can compare two fractions using the symbols >, = or <, and justify the solution. 

  • I can understand addition and subtraction of fractions as joining/composing and separating/decomposiing parts referring to the same whole.

  • I can decompose a fraction into a sum of fractions with the same denominator and record each decomposition with an equation and justification.

  • I can solve problems involving adding and subtracting fractions and mixed numbers with like denominators.

  • I can apply and extend previous understanding of multiplication to multiply a fraction by a whole number. 

  • I can solve problems involving multiplication of a fraction by a whole number. 

  • I can use decimal notation for fractions with denominators of 10 or 100.

  •  I can understand that fractions and decimals are equivalent representations of the same quantity. 

  • I can read, write and identify decimals to the hundredths place using number names, base ten numerals  and expanded form. 

  • I can compare two decimals to the hundredths place using the symbols >, = or <, and justify the solution.



Video:  Comparing with multiplication: basic exercises (2:16 mins)

Video:  Comparing with multiplication: age (2:38 mins)

Video:  Comparing with multiplication: ages and heights (4:56 mins)

Video:  Comparing with multiplication: money and distance (6:34 mins)

Video:  Finding factors of a number (9:53 mins)

Video:  Finding factors and multiples (3:59 mins)

Video:  Divisibility tests for 2, 3, 4, 5, 6, 9, 10 (6:32 mins)

Video:  Recognizing divisibility (6:25 mins)

Video:  Prime numbers (8:12 mins)

Video:  Recognizing prime and composite numbers (4:39 mins)

  • I can multiply or divide to solve problems involving a multiplicative comparison.

  • I can solve multi-step whole number problems involving the four operations and variables and using estimation to interpret the reasonableness of the answer.

  • I can solve whole number division problems involving variables in which remainders need to be interpreted, and justify the solution.

  • I can recognize that a whole number is a multiple of each of its factors and find the multiples for a given whole number.

  • I can determine if a whole number within 100 is composite or prime, and find all factor pairs for whole numbers within 100.

  • I can generate a number pattern that follows a given rule.

  • I can use words or mathematical symbols to express a rule for a given pattern.



Video:  Basic geometry: language and labels (12:57 mins)

Video:  Recognizing angles (2:14 mins)

Video:  Constructing angles (2:40 mins)

Video:  Decomposing angles (3:04 mins)

Video:  Classifying shapes by lines and angles (3:36 mins)

Video:  Triangles: categorization by angle or equal sides (5:58 mins)

Video:  Triangles: using angles to categorize (5:29 mins)

Video:  Solving for an angle (1:42 mins)

Video:  Identifying symmetrical figures (5:32 mins)

Video:  Measuring angles using a protractor (3:25 mins)

Video:  Measuring angles with a circular protractor (1:48 mins)

Video:  Angles in circles word problem (3:18 mins)

Video:  Metric system: units of distance (6:55 mins)

Video:  Metric system: units of weight (4:25 mins)

Video:  Metric system: units of volume (4:13 mins)

Video:  Liter intuition (4:47 mins)

Video:  Intuition for grams (7:14 mins)

Video:  U.S. customary units: distance (5:10 mins)

Video:  U.S. customary units: fluid volume (7:20 mins)

Video:  U.S. customary units: weight (3:39 mins)

Video:  Perimeter and area: the basics (8:24 mins)

  • I can draw and identify points, lines, line segments, rays, angles, perpendicular lines and parallel lines.

  • I can classify two-dimensional shapes by their sides and/or angles.

  • I can construct lines of symmetry for a two-dimensional figure.

  • I can identify and estimate angles and their measure.

  • I can draw and measure angles in whole-number degrees using a protractor.

  • I can know relative sizes of measurement units within one system of units.

  • I can use the four operations to solve problems involving distances, intervals of time, liquid volume, weight of objects and money.

  • I can apply the area and perimeter formulas for rectangles to solve problems.



Video Lesson:  Interpreting picture graphs (paint) (1:22 mins)

Video Lesson:  Interpreting picture graphs (notebook) (3:44 mins)

Video Lesson:  Solving problems with pictographs 2 (3:38 mins)

Video Lesson:  Interpreting bar graphs (colors) (4:04 mins)

Video Lesson:  More solving problems with bar graphs (3:48 mins)

Video Lesson:  Reading bar graph examples (2:56 mins)

Video Lesson:  Creating picture and bar graphs 2 exercises (4:57 mins)

Video Lesson:  Introduction to line plots (4:00 mins)

Video Lesson:  Marking data on line plots (5:04 mins)

  • I can create a frequency table and/or line plot to display measurement data.

  • I can solve problems involving addition and subtraction by using information presented in a data display.

  • I can analyze the data in a frequency table, line plot, bar graph or picture graph.


* Sources: (Grade Level Expectations (GLEs))