Math
Math
Welcome to Mrs. Tafoya's Math page
- See the bottom for 4th grade math curriculum
- Math Expressions-math series
- Fact fluency--practice multiplication and division facts as much as you can!
- Use some of the links at the bottom of the page
- All Students have a First in Math log in
4th Grade Math Topics
Unit 1: Place Value, Addition and Subtraction with Greater Numbers
Essential Vocabulary:
place value drawing, digit, standard form, word form, expanded form
greater than >, less than <, groups, sum, digit, difference, subtrahend
addend, inverse operation, group, ungroup, opposite, reverse, undoing, break-apart drawing, unknown addend, expression, equation
Unit 2: Multiplication with Whole Numbers
Essential Vocabulary:
array, area, area model, square unit, factor, product, horizontal (row), vertical (column), Place Value Sections Method, Expanded Notation Method, Commutative Property, Associative Property, Lattice Method
estimate, rounding, Distributive Property, Partial products, Algebraic Notation Method, Shortcut Method, overestimate, underestimate
Unit 3: Division with Whole Numbers
Essential Vocabulary:
divisor, quotient, dividend, remainder, Situation equation, Solution equation
Unit 4: Equations and Word Problems
Essential Vocabulary:
expression, equation, simplify an expression, term, evaluate an expression, algebra (algebraic notation), Variable, Identity Property, Order of operation, sum, difference, factor pair, inequality, inverse operation, situation equation, solution equation, break-apart drawing, compare, comparison bars (“times as much” or “times as many”) Pictograph, bar graph, x-axis & y-axis, Prime number, composite number, Multiple, Factor pair, whole number, Venn Diagram, Pattern, term, function, sequence
Unit 5: Measurement
Essential Vocabulary:
Metric System, meter, gram, liter, mass, milli, centi, deci, kilo, liquid volume,
line plot, elapsed time, second, minute, hour, AM, PM, analog, digital)
inch, foot, yard, mile, pound, ounce, ton, cup, fluid ounce, quart, pint
gallon, perimeter, length, width, formula, area, (square unit)
Unit 6: Fraction Concepts and Operations
Essential Vocabulary:
unit fraction, fraction, numerator, denominator, fraction partner, fraction chain, like/common denominator, mixed number
Unit 7: Fractions and Decimals
Essential Vocabulary:
equivalent fractions, simplify a fraction(reduce); add, common denominator, (Least Common Denominator /LCD, Least Common Multiple /LCM), decimal, decimal number, decimal point, placeholder, decimal notation), tenths, hundredths
Unit 8: Geometry
Essential Vocabulary:
point, line, line segment, endpoint, angle, ray, vertex of a polygon, vertex of an angle, right, acute, obtuse, straight angles, degree, right angle, straight angle, protractor, circle, reflex angle, triangle, right, obtuse, acute, equilateral, isosceles, & scalene triangles, congruent, adjacent sides, compose, decompose (complementary, supplementary, vertical angles), parallel, perpendicular(intersecting, oblique), quadrilateral, adjacent, opposite sides, trapezoid, parallelogram, rhombus, rectangle, square, diagonal of a quadrilateral, vertex of a polygon, congruent, polygon, regular polygon, (decagon, hexagon, heptagon, octagon, pentagon, nonagon), line symmetry, line of symmetry, mirror image, reflection