有興趣者可以算算看。 第18回 1.$790.63*12=$ 2.$98.95*70.2=$ 3.$6.39*5167=$ 4.$80.67*5.04=$ 5.$24.09*3.42=$ 6.813*0.9548= 7.657*2143= 8.90.1*872.5= 9.4156*803= 10.0.018*73426= 11.$98.69*423=$ 12.$9.37*7316=$ 13.$4.25*713.6=$ 14.$726.37*2.4=$ 15.$50.28*308=$ 16.2548*315= 17.81*65004= 18.0.8049*91.9= 19.819*6.507= 20.0.672*0.0514= 1.$3814.42/538=$ 2.$1078.98/36.7=$ 3.$98.67/75.1=$ 4.$4006.78/89=$ 5.$20.79/9.54=$ 6.0.17396/2.046= 7.97439/701= 8.40677/4.2= 9.255572/362= 10.25.8741/0.4107= 11.$312.21/5.4=$ 12.$3593.54/706=$ 13.$1786.59/4581=$ 14.$44.24/25.4=$ 15.$2257.92/896=$ 16.24.455/93.7= 17.0.76912/0.016= 18.2233/3.08= 19.147852/4107= 20.25441/103= 1.$830.26+1479.53+5682.70+106.49+3725.08+964.17+2538.60+174.93+8062.15+957.84=$ 2.$695.81+1072.43+3486.95-520.17+948.64+4713.20+269.38-301.75+9814.26-5237.09=$ 3.$2534.60+9015.73+682.01+7358.46+420.18+6937.52+706.84+5891.39+460.27+178.95=$ 4.$493.28+201.56+5387.94-614.02+7953.81-4072.69+8239.71+160.43-948.65+3527.10=$ 5.$2091.74+6738.25+149.06+506.71+4823.90+3167.58+350.42+986.57+7412.80+568.39=$ 6.$835.14+1076.29+324.05+6941.87+7250.94+183.26+719.58+9304.62+3527.31+468.90=$ 7.$9401.38+7286.95+694.73+4175.06+832.17+960.54+5013.62+8728.49+360.50+857.21=$ 8.$6578.41+193.58-942.07+2384.16-1059.32+627.84+3109.75+831.40+7465.29-290.63=$ 9.$435.01+8097.63+1654.28+901.75+826.49+5678.30+240.16+582.97+3067.54+7219.83=$ 10.$596.72+841.36+9370.51+629.48-415.20-7908.63+4153.27+8269.01-732.45+1084.93=$ |
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