Khan Academy
Khan Academy: Math: 3rd Grade: Multiply With Arrays (Practice)
Math practice exercise on using arrays to multiply.
Khan Academy
Khan Academy: Math: 3rd Grade: Understand Multiplication With Arrays (Practice)
Math practice exercise on using arrays to multiply.
Khan Academy
Khan Academy: Math: 3rd Grade: Multiply Using Groups of Objects (Practice)
Math practice exercise on multiplication using equal groups.
Khan Academy
Khan Academy: Math: 3rd Grade: Understand Multiplication Using Groups of Objects
Math practice exercise on using arrays and repeated addition to visualize multiplication.
Khan Academy
Khan Academy: Math: 3rd Gr: Represent Multiplication on the Number Line Practice
Math practice exercise on using a number line to multiply.
Khan Academy
Khan Academy: Math: 3rd Grade: Relate Repeated Addition to Multiplication
Math practice exercise on repeated addition with multiplication.
Math Drills
Math Drills: Long Multiplication Worksheets
This page includes long multiplication worksheets for students who have mastered the basic multiplication facts and are learning to multiply 2-, 3-, 4- and more digit numbers. Worksheets can be downloaded and printed for free.
Math Drills
Math Drills: Subtraction Worksheets
Download these worksheets to sharpen your subtraction skills. Sheets focus on single and multi-digit subtraction, subtracting across zeros and calculating complements, and subtracting in other base number systems.
Math Drills
Math Drills: Addition Worksheets
Download these worksheets to sharpen your addition skills. Sheets focus on single and multi-digit addition, addition table, column addition, and adding doubles of numbers.
Khan Academy
Khan Academy: Round Whole Numbers
Practice rounding whole numbers to the nearest hundred or thousand.
Khan Academy
Khan Academy: Place Value When Multiplying and Dividing by 10
Recognize that in a multi-digit whole number, a digit in one place represents ten times what it represents in the place to its right.
Khan Academy
Khan Academy: Understanding Moving the Decimal
Give the number of tens a number is being multiplied or divided by when the decimal is moved to the left or right.
Khan Academy
Khan Academy: Measure to Find Perimeter
Practice measuring side lengths to find perimeter.
Khan Academy
Khan Academy: Measure to Find Area
Practice measuring the side-lengths of a rectangle to find its area.
Childnet
Childnet: Are You Smart Online? Quiz
Are you SMART online? You've watched the animations, now take the quiz to see how SMART you are online! Each question in this quiz relates to a different SMART rule.Try to remember the advice that Kara, Winston and the SMART Crew gave...