 #              Math Basics WHAT OUR THIRD GRADERS SHOULD KNOW ABOUT MATH

Whole Numbers

Fractions, Decimals, & Money

Measurement

Statistics & Probability

Geometry

Rounding & Estimating

Calculator  WHOLE NUMBERS add/subtract whole numbers up to four digits multiply basic facts count by multiples multiply two and three digits with regrouping divide basic facts divide two and three digit numbers with remainders  FRACTIONS, DECIMALS, and MONEY concepts of parts and wholes write fractions for parts and wholes compare fractions using models add/subtract fractions with like denominators write decimals for 1/2 and 1/4 compare fractions, decimals and money count money to \$9.99 compare money amounts add, subtract, multiply, and divide money amounts  MEASUREMENT tell time to the half hour, quarter hour, and minute estimate future time and past time count by centimeters, decimeters, meters, and kilometers (inches, feet, and miles) know area, perimeter, length, and width know volume, and cubic centimeters and inches  STATISTICS and PROBABILITY recognize, construct, and interpret pictographs, bar graphs, and circle graphs use appropriate problem solving skills for word problems   identify and know the difference between plane and solid figures identify line segments, acute angles, obtuse angles and right angles identify parallel and perpendicular lines  ROUNDING and ESTIMATING round whole numbers to the nearest ten, hundred, and thousand round money amounts to the nearest dollar amount  use the calculator to perform basic operations for whole numbers  