作业帮98989898*99999999/1010101/11111111脱式计算,简便运算.
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98989898*99999999/1010101/11111111脱式计算,简便运算.
98989898*99999999/1010101/11111111脱式计算,简便运算.
98989898*99999999/1010101/11111111脱式计算,简便运算.
98989898*99999999/1010101/11111111
=98*9*101010*11111111*1/101010*11111111
=98*9
=(100-2)*9
=900-18
=882
给个满意吧 多清晰啊,谢谢
98989898*99999999/1010101/11111111
=(98*1010101)*(9*11111111)/1010101/11111111
=98*9
=882
98989898*99999999/1010101/11111111
=(98989898/1010101)*(99999999/11111111)
=98*9
=882
98989898*99999999/10101010/11111111
98989898*99999999/10101/11111111
98989898×99999999÷1010101÷11111111=?
98989898×99999999÷1010101÷11111111=?
98989898乘99999999除以1010101除以1111111
98989898*99999999/1010101/11111111脱式计算,简便运算.
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99999999
99999999
数学简便方法,每题好简便方法.1-4583-999 2- 6999995+599996+49997+3998+89 3- 550000/121*11 4- 123*456/789/456*789/123 5- 7/1.25 6- 8.7*9.9 7- 1.25*66.875+1250*0.054375+125*6.7875 8- 5.5*101+45*9.9 9- 98989898*99999999/1010101/11111111 10- 1
三道数学题(必须简便运算)9*1.7+9.1/1.7-5*1.7+4.5/1.7 3.7*15+21*4.5 98989898*99999999/1010101/11111111
99999999*99999999=
99999999*99999999=
99999999×99999999 等于多少,