Mental Math: Multiply and Divide by Powers of 10: Reteach
In this powers of 10 activity, students multiply or divide a number by a power of 10 and use the exponent to move the decimal point. Students then multiply or divide the equations by using the powers of 10 patterns.
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The Division Algorithm—Converting Decimal Division into Whole Number Division Using Mental Math
Make math much simpler with mental math methods. The 16th installment in a series of 21 looks at ways scholars can apply mental math to convert division problems into easier problems with the same quotient. Multiplying or dividing both...
6th Math CCSS: Designed
Saxon Math Intermediate 5 - Student Edition
Expand your resource library with this collection of Saxon math materials. Covering a wide range of topics from basic arithmetic and place value, to converting between fractions, decimals, and percents, these example problems and skills...
4th - 6th Math CCSS: Adaptable
Mental Math: Multiply and Divide by Powers of Ten: Problem Solving
In this powers of ten learning exercise, learners use the spinner game to help them multiply and divide using powers of ten. Students take turns using both spinners. Learners find the first number in the expression from the first spinner...
6th - 7th Math
Rewrite Problems with Rational Numbers Using Different Properties of Multiplication and Division
Practice with the associative and commutative properties together during this video supporting mental math. The narrator goes step by step through two problems showing how your learners can switch around the terms to solve easier....
3 mins 6th - 8th Math CCSS: Designed
How Do You Mentally Find Percents That are Powers of 10?
Powers of 10 are about moving the decimal around. The instructor illustrates how to move the decimal when it's ten percent or it's one percent. Once you understand this procedure you can do the mental math, in your head of course!
3 mins 6th - 8th Math