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1、新兴路五年级下册数学题一、 计算0.78180.15 2.070.230.45 7.283.22.57.12.5 1.890.54 422513413（5）169 3.63.25 3.44826.80.351.2520.8 9.161.50.59.16 0.851994.23.5 543 1864230 56040 724812473 46215 2243663872 31653 27268 1-（） = 2= = 1= = 2= = = 0.3= 45 =28 = 2 （） = = 1= = = = 1= = = = 2= （） 2 68 7.5 322.5 （ ） 1= = = = = =
2、7= = = = =X= x = X()=1= 1 （） （）0.150.6= 740= 2= = = 1.22.4= = 0.648= 0.750.25= 100.06= = 12.580= 0.53= = 5 = + + + = - = -=17- - + + 6- （- ） 1+ + 65 0.1258 6.2513 = 41.636 X=7.88.752.21.25 7.81.177.80.17 28567 （） （） 5- = 1-= 50.001=2.54= += -=X= 2X=1- 5.5X-3X15（） = = 1= = = = = 2= 2= 0.520= 0.355= 2
3、.22=0.063= 2.53.5= 1.50.5= 12.20.2= 1.354= = = 1= = = = 1= 1= = 0.32= = 46= = 0.2= -1= 1= = = =0.32= = 46= 0.2= -1= 1= = = 12.58= 1422= = 0= 0.250.4 2.40.06= 0= 2-= = = 12.58= 1422= = 0= 3 - - - 10 - + - + 720.81+10.4 7.062.4-5.7 50.41.9-1.83.760.25+25.8 0.75180.15 2.070.230.4521.360.8-12.9 7.28+3.2
4、2.5 1.080.80.272.050.82+33.6 44.280.94.1 9.07-22.783.42.70.83.4 12.33.1+5.6 4.93.2-2.5 36.4-6.45.3 （1.8-1.5）15 9.80.6-1.21.23.874+6.13 16-2.546 213.60.80.316.065.5 1.7 42（5.250.25） 6.480.1210.80.254.784 0.65201 4.80.25 1.51052.330.54 1.22.5+0.82.5 5.2991.258.8 1.25320.25 4.69.7+5.49.75.912.8-2.85.9 7.83.3+5.77.8+7.8 0.25360.250.734 7.60.80.27.6 0.85199 0.258.54 1.288.60.728.6 12.50.960.8
