六年级四则混合运算习题

1、3/7 X 49/9 - 4/38/9X 15/36 + 1/276 - 3/8 - 3/84/7X 5/9 + 3/7X 5/6 + 5/63/48/9 - 1/3X 4/5 + 811/5315/6 - 5/614X 8/7 - 5/6X 12/15X 2/9 + 1/39/22 + 1/11* 1/25/31/4 + 3/4* 2/38/7120-144 * 18+35347+4585+14 X( 14+208* 26)(6.8-6.8 X 0.55) * 8.57.2 * 0.8-1.2 X 5六年级数学四则混合运算习题12X 5/6 - 2/9X 5/4 + 1/45/95/2 -(

2、3/2 + 4/57/8 +(1/8 + 1/95/49 + 3/14X( 1/2 + 2/35/95/718 - 14 X 2/7X 3/25 + 3/74/51/5X 11/5 + 4/321/16 + 1/2X 2-4160 * 5245101(58+37)(284+16)X( 512-8208 * 18)0.126.5X 2/3 + 1/3X 1/5 - 1/564-9 X 5)120-36951521(64-45 )X 4* 18+357/1950X 25/16 + 2/3X 2/3 + 5/612/19X 5/6X 3/4+160 * 40(284+16)X( 512-8208 *

3、 18)(58+37)*( 64-9 X 5)X 4.8 * 0.12 X 4.8X( 4.8-1.2 X 4)0.68(3.21.5+2.5 )* 1.61.9+0.32 X 1.96-1.610.15-10.75X 0.4-5.75.8 X( 3.87-0.13 ) +4.2 X 3.7432.52-(6+9.728 * 3.2 )X 2.5(375+1034)+(966+125)(2130+783+270)+101799+999+9999+999997755-(2187+755)2214+638+2863065-738 - 1065899+3442357 - 183-317-357236

4、5-1086 - 214497-2992370+19953999+4981883 - 39812X 257524138X 25 X 4(13125) X (3 X 8)(12+24+80) X 50704 X 2525X32X12532(25+125)88X 125102X 7658X98178X101- 17884 X 36+64X 847599+2X7583X 102-83 X 298199123X 18- 123X 3+85X 12350 X (34 X 4)25X( 24+16)178X99+17879X 42+79+79X 57 7300810016800 - 12030100-21

5、003200049700124831504800 - 2521500123X 43-43 X 23175-75 - 254800-75+3647.83-(6.83+13.5 )(947 - 599)+ 76 X 642800-100 + 789(36%+12%-12%) X363/4X 3/5+3/4 X 2/5(1-1/4+8/9)/7/92/3+1/6 - 3/24+2/218/15 X 3/510-3/4-9/10-1/6(1/3+1/2)-5/6-1/3/1/72/3-5+3/5 - 2+3/41 - (2-2/3- 1/2)X 2/52X 3.256787X 5/49 + 3/14X

6、(1/2 + 2/3X 4/5 + 8 X 11/514 X 8/75/6X 12/1517/32-3/4 X9/243X 2/9 + 1/35/7X 3/25 + 3/73/14X 2/3 + 1/631 X 5/65/69/7 -(2/710/21)5/9X1814X2/74/5X25/16 + 2/3X 3/41/5 X 2/3 + 5/69/22 + 1/11-1/25/3X 11/5 + 4/345X 2/3 + 1/3X 157/19 + 12/19X 5/64/5 X 25/16 + 2/3X3/414X 8/75/6X12/1517/32-3/4 X 9/243X2/9 + 1

7、/31/4 + 3/4- 2/38/7X 21/16 + 1/2101X 1/51/52150(58+370)*( 64-45)120-144 - 18+35347+45 X 2-4160 - 52(58+37)-( 64-9 X 5)95-( 64-45 )178-145-5X 6+42420+580-64X 21 - 28812-700-(9+31 X 11)(136+64)X(65-345 - 23)85+14X(14+208 - 26)(284+16)X( 512-8208 - 18)120-36X4- 18+35(58+37)-( 64-9 X 5)(6.8-6.80.55)0.12

8、 X 4.8-0.12 X 4.8(3.2X 1.5+2.5-1.63.2X( 1.5+2.5 )- 1.66-1.6120-36X 4 - 18+355.38+7.85-5.3746.7.2-0.8-1.2 X 56-1.19X 3-0.4347.6.5X( 4.8-1.24)0.681.9+0.32 X 1.910.15-10.75 X 0.4-5.75.8X( 3.87-0.13+4.2 X 3.7432.52-(6+9.728 - 3.2 )X 2.53/749/9 - 4/38/9 X 15/36 + 1/2712X 5/6- 2/95/4 + 1/44/75/9 + 3/7X 5/

9、95/2 -( 3/2 + 4/57/8 +(1/8 + 1/9X 5/6 + 5/63/4X 8/9 - 1/3X 5/49 + 3/146 X( 1/2 + 2/3X 4/5+ 8 X 11/531X 5/6- 5/69/7(2/710/215/9X 1814 X 2/75/7 X 3/25 + 3/73/142/3 + 1/61/5X 2/3 + 5/69/22 + 1/115/3X 11/5 + 4/345 X 2/3 + 1/3X 157/19+ 12/19X 5/61/4+3/4 - 2/38/7X 21/16+ 1/2101X 1/51/5 X 218/7 X 21/16 + 1

10、/2101X1/51/5X2150+ 160* 40120-144* 18+35347+45X 2-4160 * 52(15.6+9.744/2.4)X 0.52.881/0.43-3.5X 0.2413.5X 0.68/8.543.6-7.6X 4.1(86.9+667.6)/50.3(73.5+80.5)/(10+12)(7.8X 15+5.110+6 X 5)/(15+10+5)12.53-1.35X 2-9.30.8X(4-3.75)/0.16-1.3 X (10-7.3)3/749/9 - 4/38/9X 15/361/2712X 5/62/95/4 + 1/46 * 3/8- 3/

11、84/7X 5/9 + 3/7X 5/95/2 -(3/2 + 4/57/8 +1/8 + 1/9X 5/6 + 5/63/4 X 8/9 - 1/33/749/9 - 4/38/9X 15/36 + 1/2712X 5/62/95/4 + 1/46 * 3/83/84/7X 5/9 + 3/7X 5/95/2 -3/2 + 4/57/8 +1/8 + 1/9X 5/6 + 5/63/4 X 8/9 - 1/35/49 + 3/14(1/2 + 2/3X 4/5 + 811/531X 5/6- 5/69/7 -(2/710/215/918142/74/5X 25/16 + 2/3 X3/4148/7- 5/6 X 12/1517/32- 3/4 X 9/242/9 + 1/35/7X 3/25 + 3/73/14X 2/3