随便编几个就好了,10几个,

随便编几个就好了,10几个,

17×40＝680, 100－63＝37,3.2＋1.68＝4.88, 2.8×0.4＝ 1.12 14－7.4＝6.6,1.92÷0.04＝48,0.32×500＝160,0.65＋4.35＝ 5 10－5.4＝4.6,4÷20＝0.2,3.5×200＝700,1.5－0.06＝1.44 0.75÷15＝0.05,0.4×0.8＝0.32,4×0.25＝1,0.36＋1.54＝2 1.01×99＝99.99,420÷35＝12,25×12＝300,135÷0.5＝270 3/4 + 1/4 =1,2 + 4/9 =22/9,3 - 2/3 =7/3,3/4 - 1/2= 1/4 1/6 + 1/2 -1/6 =1/2,7.5-(2.5+3.8)=1.2,7/8 + 3/8 =5/4 3/10 +1/5 =1/24/5 - 7/10 =1/10,2 - 1/6 -1/3 =1.5 0.51÷17＝0.03,32.8＋19＝51.8,5.2÷1.3＝4,1.6×0.4＝ 0.64 4.9×0.7＝3.43, 1÷5＝0.2, 6÷12＝0.5,0.87－0.49＝0.38 10.6.25+3.85-2.125+3.875 11.9-2456*21 12.0.5/11.5-4*2.75 13.1/2×3/5 14.3.375+5.75+2.25+6.625 15.1001－9036÷18 16.3.8×5.25+14.5 17.2.1*4.3+5.7*2.1321/32=10 25×20= 4÷20= 3÷1.5= 100-63= 3.2+1.68= 48×0.02= 160+4.5= 7.8+0.9= 1.53-0.7= 75÷15= 420÷35= 25×12= 500-68= 13.5÷5= 104+79= 402×5= 150÷75= 13×60= 180-65= 24.5+2.7= 7.28÷0.7= 96-58= 45×80= 10-5.4= 8×0.5= 17×40= 48+39= 95÷1.9= 2.8×0.4= 10.6-5.2= 92÷1.4= 0.32×50= 150÷0.75= 1.48÷1.2=

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