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五年级脱式计算题50道

408-12*24 = 408 - 288 = 120 (46+28)*60 = 74 x 60 = 4440 42*50-17 = 2100- 17 = 208332+105÷5 = 32 + 21 = 53420*(327-238) = 420 x 89 = 37380(4121+2389)÷7 = 6510 ÷7 = 9303.416÷(0.016*35) = 3.416 ÷0.56 = 6.10.8*[(10-6.76)÷1.2] = 0.8 x(3

(1) 103÷73-159-57= (2) 83*91÷131+38= (3) 197-46+67-13= (4) 38÷54*126-52= (5) 39+55-166-52= (28) 11÷55÷86÷51= (29) 71-42+50*92= (30) 177÷97-92÷4= (31) 151*9

干什末?12x28 32x45 65x18 13x65 15x47 12x54 23x56 48x56 14x94 87x98 45x15 45x26 12x85 13x45 16x58 32x4715x23 45x12 14x25 36x47 36x58 12x65 16x25 19x8145x18 26x25 15x24 16x85 13x54 54x86 65x49 32x5866x15 112x45 118x92

下面各题怎样算简便就怎样算.6.9+4.8+3.1 0.456+6.22+3.78 15.89+(6.75-5.89)4.02+5.4+0.98 5.17-1.8-3.2 13.75-(3.75+6.48)3.68+7.56-2.68 7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.23.82+2.9+0.18+9.1 9.6+4.8-3.6 7.14-0.53-2.475.27+2.86-0.66+1

75÷〔138÷(100-54)〕 85*62616964757a686964616fe58685e5aeb931333332633633(95-1440÷24) 80400-(4300+870÷15) 240*78÷(154-115) 1437*27+27*563 〔75-(12+18)〕÷15 2160÷〔(83-79)*18〕 280+840÷24*5 325÷13*(266-250) 85*(

① 125x3+125x5 ② 25x3+25 ③ 101x11x(101-92) ④ 4.8+8.63+5.2+0.37 ⑤ 5.93+0.19+2.81 ⑥ 1.76+0.195+3.24 ⑦ 2.35+1.713+0.287+7.65 ⑧ 1.57+0.245+7.43 ⑨ 6.02+3.6+1.98 ⑩ 0.134+2.66+0.866 11 1.27+3.9+0.73+16.1 12 7.5+4.9-6.5 13 3.

(45-17)+(9-3)=28+6=34, (45-17)+(9-6)=28+3=31, (45-18)+(9-3)=27+6=33 (45-18)+(9- (63-15)+(9-2)=48+7=55 (63-15)+(9-7)=48+2=50, (63-18)+(9-2)=45+7=52, (63-18)+(9-

脱式计算. 408-12*24 (46+28)*60 42*50-1715÷5 32+105÷5 (108+47)*52 420*(327-238) (4121+2389)÷7 671*15-974 469*12+1492 405*(3213-3189) 5000-56*23 125*(97-81) 6942+480÷3 304*32-154 20+80÷4-20= 100÷(32-30)*0= 25*4-12*5

绞尽脑汁啊!脱式计算 1.36*(913-276÷23) 2.(93+25*21)*93.507÷13*63+498 4.723-(521+504)÷255.384÷12+23*371 6.(39-21)*(396÷6)7、156*[(17.7-7.2)÷3] 8、[37.85-(7.85+6.4)] *30 9、28*(5+969.9÷318) 10、81÷[(72-54)*9]11、57*12-560÷

方程:(0.5+x)+x=9.8÷2 2(x+x+0.5)=9.8 25000+x=6x 3200=450+5x+x x-0.8x=6 12x-8x=4.8 7.5*2x=15 1.2x=81.6 x+5.6=9.4 52-x =15 91÷x =1.3 x+8.3=10.7 15x =3 3x-8=16 7(x-2)=2x+3 3x+9=2718(x-2)=270 12x=300-4x 7x+5.3=7.4 3x÷5=4.8 30÷x+

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