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He observes that work expands so as to fill the time available for its completion.
hi, fingers can only be used to do simple multiplications that do not require a lot of calculation. it is the simplest method to learn how to multiply single numbers, but all the same you can as well use strokes of sticks so when you want to multiply a number you simply replace and count. or you can as well use multiplication tables as well as simple calculators that are meant for simple calculations. also you can use circles or small balls in doing simple multiplications
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