递等式计算(40-116÷58)×108？ 递等式计算怎么写

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1-2 是一对 3-4是一对 没对答案是-1 一共有102/2=51对 还多出一个103 1-2+3-4+5-6+..+99-100+101-102+103 =(-1)*51+103=52

你好! 1024-384÷16*13 =1024-24*13 =1024-312 = 712 4.1-2.56÷(0.18+0.62) =4.1-2.56÷0.8 =4.1-3.2 =0.9 2/3-3/4*4/11+1/3/3/7 有一点乱 3.14*43+7.2*31.4-150*0.314 =3.14*43+72*3.14-15*3.14 =3.14*(43+72-15) =3.14*(115-15) =3.14*100=314

(720+270)÷55-120÷24 =990÷55-120÷(12*2) =990÷110*2-120÷12÷2 =9*2-10÷2 =18-5 =13 =================== (63+480÷16)-29 =(63+30*16÷16)-29 =63+30-30+1 =64 ==================== 13.67-2.97+25.8 =13.67-3+0.03+25.8 =10.67+0.03+25.8 =10.7+25.8 =36.5 =========================== 7.06-2.78+13.78 =7.06+13.78-2.78 =7.06-(13.78-2.78) =7.06+11 =18.06

(8+9)x7+58 =17x7+58 =119+58 =167

175-75÷25 68+35*13 725-(125+237) (114+166)÷35 432÷(9*8) 189-60+40 三、简便计算. 216+305 25*32 47+236+64 6*(15*9) 402+359 43+78+122+257 25*(26*4) 25*44 354+(229+46) (1)9.26-4.38-2.62 (2)9.26-(4.38+2.26) (3)9.26-(4.38-2.74 (1)4.75-9.64+8.25-1.36 (2)14.529+(2.471-3) (3)38.68-(4.7-2.32) 415-176-24 8.29+3.7+0.71+6.3 125*89*8 428 *78+572*78 3. 递等式计算. 15*27-3000÷25 216+64*42÷28 (324-285) *12÷26 (1)60506-19460÷.

2.23÷40÷0.25 =2.23÷(40*0.25) =2.23÷10 =0.223 20.5*0.52÷6.5 =20.5*(0.52÷6.5) =20.5*0.08 =1.64 2.576÷2.8*3.7 =0.92*3.7 =3.404 10-0.175÷0.35 =10-0.5 =9.5 2.5+85÷0.34-12.89 =2.5+250-12.89 =252.5-12.89 =239.61 18÷(1.38*2.5÷0.46) =18÷(1.38÷0.46*2.5) =18÷(3*2.5) =18÷3÷2.5 =6÷2.5 =2.4

0.32+0.68X3.5 2.5X(0.4+0.8)X12.5 =0.16X2+0.16X4X3.5 =(2.5X0.4)X12.5+2.5X(0.8X12.5) =0.16X2+0.16X14 =12.5+25 =0.16X16 =37.5 =2.56 52X7.5-490X0.75-7.5 2.5X(1.6/2.5/0.04) =52X7.5-49X7.5-7.5X1 =2.5X(1.6/(2.5X0.04) =7.5X(52-49-1) =2.5X(1.6/0.1) =7.5X2 =2.5X16 =15 =2.5X4X4 =40

=(101-1)*100=10000

3.68*【1÷(2.1-2.09)】 4分之41-3分之5*6+12分之1 375+450÷18*25 =3.68*(1÷0.01) = 4分之41-10+12分之1 =375+25*25 =3.68*100 = 4分之1+12分之1 =375+625 =368 =3分之1 =1000 (5分之4+4分之1)÷3分之7+10分之7 (54+. =100 =7.5 =1+1 =2 (6.3-6.3*0.9)÷6.3 9.7÷1.25÷0.8 (20分之7+50分之11+25分之6)÷5分之2 =6.3÷6.3-6.3÷6.3*0.9 =9.7÷(1.25*0.8)=(100分之57+25分之6)÷5分之2 =1-0.9 =9.7÷1 =100分之81÷5分之2 =0.1 =9.7 =40分之81 168.8÷(24.3.

1. (—2)+3=-2+3=1 2. 4—(—2)=4+2=6 3. (—6)*(—7)=6*7=42 4. —2²+(4/9) ÷(—2/3)²=-4+(4/9)÷(4/9)=-4+1=-3 5. 25乘3/4—(—25)乘1/2+25*(—1/4)=75/4-(-25/2)+(-25/4)=75/4+25/2-25/4=125/4-25/4=100/4=25 6 (—3)²—1—31*(—1/3)÷1/3=9—1—31*(—1/3)÷(1/3)=9-1-(-31/3)/(1/3)=9-1-(-31)=9-1+31=8+31=39

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