Helping with Math
Multiplication: 3-digit x 1-digit
When youngsters are just beginning to multiply multi-digit numbers, here is a nice second step. After they master multiplying two-digits by one-digit without regrouping, they can move on to three- by one-digit problems. Here are 30 of...
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Queen's Printer for Ontario
E workshop.on.ca: Effective Instr'n in Math, K 6: Multidigit Computation [Pdf]
Volume 5 in an eworkshop Guide to Effective Instruction in Math outlines and illustrates instructional strategies for teach basic facts and multidigit computation to students in kindergarten through grade 6.
National Council of Teachers of Mathematics
The Math Forum: Beat the Calculator: Adding Even Numbers
Can you beat the calculator? Your task is to find the sum of all even numbers between two and any selected two-digit even number. If you can find the number pattern, you are sure to beat the calculator every time. Links to other "Beat...
Texas Instruments
Texas Instruments: Number and Operation Sense: Whole Numbers
In this activity, students attain a basic understanding of numbers and number operations, developing number sense, and gaining fluency in arithmetic computation. They also learn to use the calculator to explore the mathematical...
CK-12 Foundation
Ck 12: Elem Math: Create Largest and Smallest Numbers Given Variables and Digits
[Free Registration/Login may be required to access all resource tools.] The video describes how to determine which digits to use to find the largest and smallest numbers in a given 3 digit number, replacing the variables with digits. The...
K-5 Math Teaching Resources
K 5 Math Teaching Resources: Multiplication Strategy: Partial Products 2 [Pdf]
Break down numbers as a strategy to multiply one-digit by three-digit numbers and two-digit by two-digit numbers.
Quia
Ixl Learning: Multiply Three or More Numbers Up to Three Digits
Multiplication word problems where three numbers are multiplied together to solve the problems.
Mangahigh
Mangahigh: Number: Use a Calculation
Determine strategies to use when solving multiplication and division facts.
Mangahigh
Mangahigh: Number: Use Inverses
Explore addition and subtraction and how they are related.
CK-12 Foundation
Ck 12: Elem Math: Multiply Two Digits by Two or More Digits (Grade 4)
[Free Registration/Login may be required to access all resource tools.] A practice quiz where students must multiply multi-digit numbers to find the product.
Math Is Fun
Math Is Fun: Multiplying Decimals
Learn how to multiply decimals by following simple steps and viewing several examples. Follow a link to see animals demonstrating decimal multiplication.
CK-12 Foundation
Ck 12: Elem Math: Calculating Quotients Numbers Up to 100000
[Free Registration/Login may be required to access all resource tools.] Students practice calculating quotients while attempting whole number place value problems.
CK-12 Foundation
Ck 12: Elem Math: Dividing 2 Digit Numbers by 1 Digit Numbers
[Free Registration/Login may be required to access all resource tools.] Students practice with basic division facts by dividing two digit numbers by one digit numbers.
CK-12 Foundation
Ck 12: Elem Math: Calculating Quotients (Numbers Up to 100,000)
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are presented with a large number and must state how many of another number would divide into it. An accompanying video...
CK-12 Foundation
Ck 12: Elem Math: Dividing 3 and 4 Digit Numbers by 2 Digit Numbers
[Free Registration/Login may be required to access all resource tools.] For this learning module, students must divide 3- and 4-digit numbers by two-digit numbers. Includes video demonstrating a sample problem [1:45] and a set of...
CK-12 Foundation
Ck 12: Elem Math: Determining the Greatest Quotient Without Calculation
[Free Registration/Login may be required to access all resource tools.] For this learning module, students use their number sense when looking at different combinations of decimals being divided and, without calculating, state which...
CK-12 Foundation
Ck 12: Elem Math: Dividing 2 Digit Numbers by 2 Digit Numbers
[Free Registration/Login may be required to access all resource tools.] For this learning module, students practice dividing 2-digit numbers by 2-digit numbers. Includes video demonstrating a sample problem [1:00] and a set of practice...
Annenberg Foundation
Annenberg Learner: Operations
Anneberg Learner: Operations the source provides addition, subtraction, multiplication, and division. It also provides an understanding of its relationships to whole numbers.
Khan Academy
Khan Academy: Multiplying 1 Digit Numbers
In this exercise, students practice multiplying 1-digit numbers. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Multiplying 2 Digit Numbers
In this exercise, students practice multiplying 2-digit numbers. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Multiply Using Place Value
Multiply a 1-digit number by a multi-digit number by decomposing the multi-digit number. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Multiply 2 Digits Numbers With Area Models
Use an area model to decompose factors and multiply. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Multiply 2 Digit Numbers
Multiply 2-digit numbers by 2-digit numbers. Regrouping (carrying) needed. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Multiply 1 Digit Numbers by a Multiple of 10, 100, and 1000
Practice multiplication problems like 5x500=2500. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.