Mathematics Standards of Learning
Reprinted with permission from:

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Grade 4

Number Sense

• 4-1 read and write numbers from -999,999,999 to 999,999,999.
• 4-2 write numbers in expanded form to 999,999,999.
• 4-3 identify, orally and in writing, the place value for each digit in a whole number expressed through hundred-millions
• 4-4 compare two whole numbers between -999,999,999 and 999,999,999, using symbols (>, <, or=")" and words ("greater than," "less than," or "equal to").
• 4-5 round whole numbers to the nearest ten, hundred, and thousand.
• 4-6 read, write, and identify decimals expressed through thousandths
• 4-7 write decimals in expanded form
• 4-8 identify place value of decimals to thousandths
• 4-9 compare the value of two decimals through thousandths using the symbols >, <, and="<li">4-10 round decimals to the nearest whole number, tenth, and hundredth

Decimal Arithmetic

• 4-11 add and subtract with decimals through thousandths
• 4-12 solve problems involving making change in amounts up to $100.00

Multiplication and Division, Multiples and Factors

• 4-13 multiply by two-digit and three-digit numbers
• 4-14 solve word problems involving multiplication
• 4-15 identify perfect squares (and square roots) to 144
• 4-16 multiply mentally by 10, 100, 1,000, and 10,000
• 4-17 use mental computation strategies for multiplication, such as breaking a problem into partial products, for example: 3 x 27 = (3 x 20) + (3 x 7) = 60 + 21 = 81
• 4-18 estimate and divide dividends up to four-digits by one-digit and two-digit divisors
• 4-19 solve two-step word problems that include multiplication and division
• 4-20 solve multiplication and division problems with money
• 4-21 solve multiplication and division equations in the form of ___ x 9 = 63; 81 ÷ ___ = 9
• 4-22 solve problems with more than one operation, as in (72 ÷ 9) x (144 ÷ 12) = ___
• 4-23 identify multiples of a given number and common multiples of two given numbers
• 4-24 identify factors of a given number and common factors of two given numbers

Fractions and Mixed Numbers

• 4-25 identify and write equivalent fractions and put fractions in lowest terms
• 4-26 write mixed numbers and change improper fractions to mixed numbers
• 4-27 rename fractions with unlike denominators to fractions with common denominators
• 4-28 compare fractions with like and unlike denominators of 12 or less, using the signs <,>, and =
• 4-29 add and subtract with fractions having like and unlike denominators of 12 or less

Relating Decimals and Fractions

• 4-30 read and write decimals as fractions (for example, 0.39 = 39/100)
• 4-31 relate fractions to decimals, using concrete objects

Measurement

• 4-32 estimate and measure length in parts of an inch (1/2, 1/4, and 1/8), inches, feet, yards, millimeters, centimeters, and meters
• 4-33 estimate and measure liquid capacity in teaspoons, tablespoons, cups, pints, quarts, gallons, milliliters and liters
• 4-34 estimate and measure weight in pounds and ounces, and in grams and kilograms
• 4-35 know the following equivalences among U. S. customary units of measurement, and solve problems involving changing units of measurement: 1 ft = 12 in., 1 yd = 3 ft = 36 in., 1 mi = 5,280 ft, 1 mi = 1,760 yd, 1 lb = 16 oz, 1 ton = 2,000 lb., 1 cup = 8 fl oz, 1 pt = 2 c, 1 qt = 2 pt, 1 gal = 4 qt
• 4-36 know the following equivalences among metric units of measurement, and solve problems involving changing units of measurement: 1 cm = 10 mm, 1 m = 1,000 mm, 1 m = 100 cm, 1 km = 1,000 m, 1 cg = 10 mg, 1 g = 1,000 mg, 1 g = 100 cg, 1 kg = 1,000 g, 1 cl = 10 ml, 1 liter = 1,000 ml, 1 liter = 100 cl
• 4-37 estimate the conversion between ounces and grams, pounds and kilograms, inches and centimeters, yards and meters, miles and kilometers, and quarts and liters

Patterns and Geometry

• 4-38 identify and draw points, segments, rays, lines
• 4-39 identify and draw lines -- horizontal, vertical, perpendicular, parallel, and intersecting — and angles — right, acute, and obtuse
• 4-40 identify polygons — triangle, quadrilateral, pentagon, hexagon, octagon (regular), parallelogram, trapezoid, rectangle, square — and identify and draw diagonals of quadrilaterals
• 4-41 identify the radius (plural: radii) and diameter of a circle and know that radius is half of the diameter
• 4-42 recognize similar and congruent figures
• 4-43 compute the area of a rectangle and solve problems involving finding area in a variety of square units (mi; yd; ft; in; km; m; cm; mm)
• 4-44 compute volume of rectangular prisms in cubic units (cm, in)
• 4-45 identify situations representing the use of perimeter and use measuring devices to find perimeter in both standard and nonstandard units of measure
• 4-46 extend a given pattern, using concrete materials and tables and solve problems involving pattern identification and completion of patterns

Graphing

• 4-47 read and write decimals on a number line
• 4-48 plot pairs of points on a coordinate grid using positive whole numbers