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Watch Video on Decimal Word Problems - Pre Algebra Help Posted by: yourteachermathhelp
Video duration: 128 seconds Global video hits: 745 Access full lesson containing this video at: http://www.yourteach er.com/prealgebra/de cimalwordproblems.ph p Students learn to solve word problems that involve adding or subtracting decimals. For example: Margaret is mailing three letters that weigh 3.7 oz., 2.913 oz., and 2.82 oz. What is the combined weight of the letters? Related: add, adding, addition, decimal, decimals, math, problems, with, word |
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Watch Video on Estimating Quotients - Pre Algebra Help Posted by: yourteachermathhelp
Video duration: 129 seconds Global video hits: 477 Access full lesson containing this video at: http://www.yourteach er.com/prealgebra/es timatingproducts.php Students learn to estimate a product or quotient by first rounding each number to one non-zero digit. For example, to estimate 8,291 x 27, first round 8,291 down to 8,000, and round 27 up to 30, then multiply 8,000 x 30 to get 240,000. Related: and, estimate, estimating, math, products, quotient, quotients |
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Watch Video on Estimating Products - Pre Algebra Help Posted by: yourteachermathhelp
Video duration: 149 seconds Global video hits: 371 Access full lesson containing this video at: http://www.yourteach er.com/prealgebra/es timatingproducts.php Students learn to estimate a product or quotient by first rounding each number to one non-zero digit. For example, to estimate 8,291 x 27, first round 8,291 down to 8,000, and round 27 up to 30, then multiply 8,000 x 30 to get 240,000. Related: and, estimate, estimating, how, math, product, products, quotients, to |
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Watch Video on Comparing Decimals - Pre Algebra Help Posted by: yourteachermathhelp
Video duration: 72 seconds Global video hits: 584 Access full lesson containing this video at: http://www.yourteach er.com/prealgebra/co mparingdecimals.php Students learn to compare decimals by first lining up the decimals, then comparing numbers place-by-place, starting on the left. For example, to compare 17.456 and 17.501, the 1's in the tens place are the same, and the 7's in the units place are the same. However, in the tenths place, Related: compare, comparing, decimal, decimals |
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Pre-Algebra: Rules of Exponents Posted by: Studio4Learning
Video duration: 329 seconds Global video hits: 856 Here are five exponentially important rules of when working with exponents! These helpful tips can significantly reduce your workload when dealing with larger numbers. Related: algebra, dividing, exponential, exponents, integer, math, multiplying, pre, reduce, rules, terms |
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Watch Video on Numerator and Denominator - Pre Algebra Help Posted by: yourteachermathhelp
Video duration: 45 seconds Global video hits: 435 Access full lesson containing this video at: http://www.yourteach er.com/prealgebra/de nominator.php Students learn the definitions of the numerator and denominator of a fraction. Students also learn to write a fraction that represents the shaded part of a given figure, by writing the number of shaded parts over the total number of parts. Related: definition, denominator, fraction, numerator |
