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Khan Academy

Khan Academy: Math: 3rd Grade: Multiply With Arrays (Practice)

For Students 3rd Standards
Math practice exercise on using arrays to multiply.
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Khan Academy

Khan Academy: Math: 3rd Grade: Understand Multiplication With Arrays (Practice)

For Students 3rd Standards
Math practice exercise on using arrays to multiply.
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Khan Academy

Khan Academy: Math: 3rd Grade: Multiply Using Groups of Objects (Practice)

For Students 3rd Standards
Math practice exercise on multiplication using equal groups.
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Khan Academy

Khan Academy: Math: 3rd Grade: Understand Multiplication Using Groups of Objects

For Students 3rd Standards
Math practice exercise on using arrays and repeated addition to visualize multiplication.
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Khan Academy

Khan Academy: Math: 3rd Gr: Represent Multiplication on the Number Line Practice

For Students 3rd Standards
Math practice exercise on using a number line to multiply.
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Khan Academy

Khan Academy: Math: 3rd Grade: Relate Repeated Addition to Multiplication

For Students 3rd
Math practice exercise on repeated addition with multiplication.
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Khan Academy

Khan Academy: Solar Wind and Storms Quiz

For Students 3rd
Try this quiz about Solar wind and storms.
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Math Drills

Math Drills: Long Multiplication Worksheets

For Students 3rd - 8th
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.
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Math Drills

Math Drills: Subtraction Worksheets

For Students 1st - 5th
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.
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Math Drills

Math Drills: Addition Worksheets

For Students 1st - 5th
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.
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Khan Academy

Khan Academy: Round Whole Numbers

For Students 3rd - 5th Standards
Practice rounding whole numbers to the nearest hundred or thousand.
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Khan Academy

Khan Academy: Place Value When Multiplying and Dividing by 10

For Students 3rd - 5th Standards
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.
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Khan Academy

Khan Academy: Understanding Moving the Decimal

For Students 3rd - 5th
Give the number of tens a number is being multiplied or divided by when the decimal is moved to the left or right.
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Khan Academy

Khan Academy: Measure to Find Perimeter

For Students 3rd - 5th
Practice measuring side lengths to find perimeter.
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Khan Academy

Khan Academy: Measure to Find Area

For Students 3rd - 5th
Practice measuring the side-lengths of a rectangle to find its area.
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Childnet

Childnet: Are You Smart Online? Quiz

For Students 3rd - 5th
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...