Davidson, Michael. "How To Multiply On An Abacus"sciencing.com, https://www.sciencing.com/how-to-multiply-on-an-abacus-12564746/. 25 September 2017. APA Davidson, Michael. (2017, September 25). How To Multiply On An Abacus.sciencing.com. Retrieved from https://www.sciencing.com/how-to-...
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This was a very important invention becaus e it mad e it easier to writ e big numbers and to calculate(计算)Calculating machines+On e of th e first calculating machines was an abacus(算盘) Abacuses ar e so fast and accurat e +that peopl e still us e them today.+ C How many ...
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Multiplying or dividing all terms in a ratio by the same number creates a ratio with the same proportions as the original, so, to scale your ratio, multiply or divide through the ratio by the scaling factor.[4] For example, a baker needs to triple the size of a cake recipe. If the...
Multiply that number by the number of units, and then divide that product by the total area. Not Helpful 17 Helpful 27 See more answers Ask a Question Submit Video Tips Compare the data you found to other reports on population density. If the population density you found differs ...
Find a binary number you want to convert. We'll use this as an example: 101010. 2 Multiply each binary digit by two to the power of its place number. Remember, binary is read from right to left.[2] The rightmost place number being zero. 3 Add all the results together. Let's go...
To find the area of a rectangle, you need to know the length (L) and the width (W). Measure each side or refer to the diagram if the numbers are provided for you. To find the area of the base of a rectangular prism, multiply the length by the width.[6] For example, say the...
The scale factor should be given to you. When you multiply the side length by the scale factor, this gives you the missing corresponding side length on the similar figure.[9] For example, if the hypotenuse of a right triangle is 5 cm long, and the scale factor is 2, to find the ...
Once you have exponents down, you can learn to add, subtract, multiply and divide polynomial expressions. Understand functions and graphs. In algebra, you'll really get into graphic equations. You'll learn how to calculate the slope of a line, how to put equations into point-slope form, ...