Khan Academy
Khan Academy: Introduction to Adding Decimals: Tenths
Sal adds tenths, like 0.1+0.8 using visuals and place value. [6:35]
Khan Academy
Khan Academy: Multiplying 2 Digit by 1 Digit
Learn to multiply a 2-digit number by a 1-digit number without regrouping. In this video, we will multiply 32x3. [1:51]
Curated Video
Algebra2go: Multiplication
Multiplication is demonstrated as repeated addition. Patterns within multiplication tables are revealed as addition and subtraction problems.
Khan Academy
Khan Academy: Practice: Divide by 1 Digit (No Remainder)
Demonstrates the long form of division, where there is no remainder, with the sample problem of 280 / 5. [3:43]
Math Antics
Math Antics: Multi Digit Multiplication Part 2
This video provides students guidance on how to multiply multi-digit numbers. [8:24]
Math Antics
Math Antics: Multi Digit Multiplication Part 1
This video introduces the concept of multi-digit multiplication. [6:04]
Math Antics
Math Antics: Multi Digit Subtraction
Mathantics offers video tutorials on various math topics. In this video, students learn about multi-digit subtraction. [6:56]
Khan Academy
Khan Academy: Dividing Whole Numbers by 10
Lindsay finds a pattern from dividing whole numbers by 10.
Khan Academy
Khan Academy: Multiplying 3 Digit by 1 Digit
Learn to multiply a 3-digit number by a 1-digit number without regrouping. In this video, we will multiply 4x201.
Khan Academy
Khan Academy: Multiplying 3 Digit by 1 Digit (Regrouping)
Learn to multiply a 3-digit number by a 1-digit number using regrouping. In this video, we will multiply 7x253.
Khan Academy
Khan Academy: Multi Digit Subtraction: 389,002 76,151
Subtract 389,002-76,151 using the standard algorithm.
Khan Academy
Khan Academy: Adding Multi Digit Numbers: 48,029+233,930
Add 48,029+233,930 using the standard algorithm.
Khan Academy
Khan Academy: Relate Place Value to Standard Algorithm for Multi Digit Addition
Transition from a place value chart to standard algorithm when adding multi-digit numbers.
Khan Academy
Khan Academy: Multiply 3 Digit by 1 Digit (Regrouping)
Demonstrates how to multiply a 3-digit number by a 1-digit number when there is regrouping, using the example of 253 x 7. [2:14]
Khan Academy
Khan Academy: Worked Example: Long Division With Remainders: 3771 / 8
Demonstrates how to use long division to find the answer to 3771 / 8. [2:41]
Khan Academy
Khan Academy: Subtracting Decimals: 9.57 8.09
Demonstrates how to use the standard algorithm to subtract decimal numbers in the example of 9.57 - 8.09. [1:11]
Khan Academy
Khan Academy: Subtracting Decimals: 10.1 3.93
Demonstrates how to use the standard algorithm to subtract decimal numbers in the example of 10.1 - 3.93. [1:53]