Davidson, Michael. (2017, September 25). How To Multiply On An Abacus.sciencing.com. Retrieved from https://www.sciencing.com/how-to-multiply-on-an-abacus-12564746/ Chicago Davidson, Michael. How To Multiply On An Abacus last modified August 30, 2022. https://www.sciencing.com/how-to-mu...
to calculate.Calculating machines One of the first calculating machines was an abacus.Abacuses are so fast and accurate that people still use them today.On the abacus in the picture,the beads on the wires represent ones,tens,hundreds and thousands starting from the bottom wire.The pic...
an abacus.Abacuses are fast and accurate.On theabacus,the beads on the wires stand for ones,tens,hundreds and thousands,starting from the bottom wire.The abacus in the picture shows a number.Writeit down in figures and then in words.Multiply it by zero and then add 1.Whatis the answer?
to calculate.Calculating machines One of the first calculating machines was an abacus.Abacuses are so fast and accurate that people still use them today.On the abacus in the picture,the beads on the wires represent ones,tens,hundreds and thousands starting from the bottom wire.The picture on ...
故答案为abacus。②细节理解题。根据第九段Somepeoplecallthebrainalivingcomputer.(有些人把大脑称为活的电脑。)可知有些人把大脑称为活的电脑。故答案为brain。③细节理解题。根据七段Amodernelectroniccalculatorcanadd,subtract,multiplyanddivide.(现代电子计算器能加、减、乘、除。)可知计算器能加、减、乘、除...
One of the first calculating machines was an abacus. Abacuses are so fast and (4)___ that people still use them today.A modern electronic calculator can add, subtract, multiply and divide. It can also calculate percentages and square roots.Computers are very powerful calculating machines. In ...
subtract. multiply () or divi d e larg e numbers if you cun't re a d or wnt e bot cun2. A.count?3. A.Th e a 2 to thes e questions is th e abacus!4.A Befor e they h a d th e abacus. ancient peopl e u 3 small rocks or picces of woo d to remember5.A th ...
Next, there are two simple ways to calculate the diameter of a hexagon. Measure the side length and multiply it by 2. Multiply the radius by 2. (The distance from the intersection of the two sides to the center is called the radius.) ...
Assign a 0 to every "F" that appears on a transcript. Multiply each numeric letter grade from Steps 1 to 4 by the number of credit hours received for the course. For example, if you received a C in a 4-credit-hour course, you would multiply 2 x 4 to get 8. This figure represent...
to calculate.Calculating machines One of the first calculating machines was an abacus.Abacuses are so fast and accurate that people still use them today.On the abacus in the picture,the beads on the wires represent ones,tens,hundreds and thousands starting from the bottom wire.The picture on ...