50道简便运算题:30*20= 400÷4= 350-80= 160+70=18-64÷8= 42÷6+20= 40-5*7= 80+60÷3=41+18÷2= 75-11*5= 2+7-29= 5600÷80=25*16= 120*25= 36*11= 1025÷25=336+70= 25*9*4= 200-33*3= 3020-1010=5.48+7.56= 3.9+6.1= 4.2+2.8= 3.2
小数乘除法计算题乘法:5.6*2.93.77*1.80.02*965.22*0.39.99*0.024.67*0.95*2.441.666*6.19.432*0.0025.6*6.54.88*2.95.61*4.38.9*2.45.5*559.77*0.021.384*5.18.78*
我每次给你20道,快点追问好吗1.30*5-30*22.0.0625*0.125*23.52+16*25÷2.0034.【(12+60)-14】*25.30*13-30*15+30*26.15+6*5÷27.15÷2+3-41+25+75.0098.15+63*5.215-0.375*29.2.128-2.125*810.2.15+3.25*6.75÷211.9:30-7:55(时间计
0.8*(5-3.38)*50 9.5*[1.28-(1.54-0.31)] 3.46*5.4+4.6*3.46(2)0.48+0.25*1.22*4(3)18.65-3.4*2-9.6÷3(4)3.7*6.3+2.7*3.7(1)0.35+0.65*0.3+0.7(2)6.3+3.7÷0.25*4(3)10.5*4.2*5.8*10.5(4)3.14-1.25+0.75(5)3.28*2.7+7.3*3.82 1)0.3+1.4+0.7+0.6(2)1.25
1+2+3+4+5+6+97+98+99+100.恩.刚好.答案5050
1. 3/7 * 49/9 - 4/3 2. 8/9 * 15/36 + 1/27 3. 12* 5/6 2/9 *3 4. 8* 5/4 + 1/4 5. 6÷ 3/8 3/8 ÷6 6. 4/7 * 5/9 + 3/7 * 5/9 7. 5/2 -( 3/2 + 4/5 ) 8. 7/8 + ( 1/8 + 1/9 ) 9. 9 * 5/6 + 5/6 10. 3/4 * 8/9 - 1/3 11. 7 * 5/49 + 3/14 12. 6 *( 1/2 + 2/3 ) 13. 8 * 4/5 + 8 * 11/5
1. 18.1+(3-0.299÷0.23)*1 2. (6.8-6.8*0.55)÷8.5 3. 0.12* 4.8÷0.12*4.8 4. (3.2*1.5+2.5)÷1.6 (2)3.2*(1.5+2.5)÷1.6 5. 6-1.6÷4= 6.38+7.85-5.37= 7. 7.2÷0.8-1.2*5=8. 6-1.19*3-0.43= 9. 6.5*(4.8-1.2*4)= 10. 10.15-10.75*0.4-5.7 11. 32.52-(6+9.728÷3.2)*
2.5*2= 0.5*10= 0.6*8= 2.1*2=2.8*10= 0.7*0.8= 0.04*20= 5.6+0.4=4.7+2.3= 4.5*2= 6.9-2.5= 7.2*0.8= 6*3.4= 0.62-0.32= 1.4*0.5= 0.75*100=0.02*0.5= 3.6*0.3= 6.3÷7= 5.6*100=0.75÷0.25= 0.125*8= 4.8÷0.3= 0.86÷2=0.56÷28= 0.36÷0.4= 0.64÷0.
一、观察下面的算式,它们是根据什么定律或性质成立的:第一组125÷25=(125*4)÷(25*4)7000÷125=(7000*8)÷(125*8)6400÷800=(6400÷100)÷(800÷100)第二组78*99=78*100-78*158*95+42*95=(58+42)*95(125+23)*8=125*8+23*8第三组4*