小学数学六年级总复习总结简便运算简便运算练习题docx.docx

1、小学数学六年级总复习总结简便运算简便运算练习题docx小学数学六年级总复习简便运算练习题能简算的要简算(32 X 丄+ 17)45(25+-) F丄 + 丄11x2 + 2x2 + 2n4 4 4251625161663x(- + -)9 21 7辽_(丄+_1)启8 2 3 4 235 6X6 50. 77 + 0. 33 =5-1.4-1.6=80X0. 125=3 17 4-3x7 =10-2.65 =03.8 =9X0. 08 =24 一 0.4 =67.5 + 0. 25 =1125-997998+12461 243+3.2 + 5 3+6.82 2 2125-(17+25)400

2、一 125F825X (37X8) (4 6)X121334X (2+34)125X8. 8 4. 35+4. 25 + 3- 65 + 3- 75 3- 4X99 + 3. 4176 34 4617. 15-8. 47-1.530. 125X0. 25X3222.3-2. 45-5.3-4. 5511 ? 2(12 + 18 + 24) X725 134.25 36 (2&14)187.7X 11-187.77 1 143x2+57.125x2-0.515X (7-144-4)(15 + 25) X232 + 144 + 68 + 568X (125 + 9)2. 424+4. 58X 34

3、 = 33700-2185-815 12X252847-14X4X25X12X6.6 + 2.5X528X25125X (8 + 4)60 X (15 + 500)435 + 199946X18 + 54X18 (400 + 16) X5 170X4 + 80X4103X5699X14 75X99 + 75102X3649X80 + 80430-216-18467X9 + 33X9(13X8) X12520 X(17X5)14X20X5276X38 + 276X62102X2625X (40X32)(5X7)X808X14X125X616X25X5X425X13X42843-5984X8X25

4、X125259 + 468 + 741 + 53236X2512X15 + 12X3531X128-28X31(25 + 250) X4(125X125) 六年级数学总复习简便计算练习题二、用简便方法计算下面各题。34X(2+ ) 125X8.8 4.35 + 4.25 + 3.65 + 3.75 3.4 X 99 + 3.40.125X0.25X32223-2.45-53-4.55 ( + +)X724.25-3 -(2 -1)187.7X11-187.743 X +57.125X -0.53415 X(57 -314 4-34)2.42F +4.58X -44-3212 X6.6 + 2.

5、5X6351178 -613 -1234.6+325 +635 +5.42.8+549 +7.2+359445 -(245 +512)438 +2.25+558 +734725 +457 +23553611 -1647+16511237 +359 -337+149+1470.75+58 +14 +0.3755-21417-131745 +945 +9945 +99945 +999945 483-1516-456 956 X 4.25+414 一 6 0.625 X 0.5+58+12 X62.5%3138 x72513 3138 1645 +(247 -1.8) 2.5x(910 +910 +

6、910 +910 ) 22x34 +25x75%-7x0.750.25X63.5-14 X13126715 X 2.5-212 X4715389 +3.125+119+1781125-99645 X (79 +415 -0.6)897X38 -37.5%+104X 0.375 314 X(538 一5.375)3.5x114 +1.25x2710 +3.84-4571x993755+29968439+1001446+295888+999 72x156-56x7225x32x125709x99+70914. 0.25x482.5x37 0.4x213 299x101563x999212x6.6+

7、2.5x63575.3x99+75.34.6x3.7+54x0370.125x34+18x8.25+12.5%8.37-3.25-(137+1.75)21004-20 1178-613-12315314-4.25-53419.82-6.57-3.434.6+325+635+5.4438+2.25+558+7349.63W2.5 三464-0.25235- 1351835 X 153-0.6X53(45 +14 ) 4-73 +71010-719-1219 + 11925X13 一 52 X31013.09-8.12-4.8812X103-45007518 X12 -r(35 X109 )(21

8、5 +311)X15X11(15 + 25) x23700-2185-81512x25 28x25 125x (8+4)32+144+68+562847-14x4x25x160x (15 + 500)435 + 19998x(125 + 9)46x18 + 54x18(400+16)x5170x4+80x4103x5613x68+13x32(2+4)xl55x(20+6)8x23+8x279x6+4x999x14 75x99 + 75102x36 49x80 + 80430-216-18467x9 + 33x9(13x8) xl2520x (17x5)14x20x5276x38+276x622

9、0x (17x5)14x20x5276x38+276x62102x26(40x32)(5x7x808x14x125x616x25x5x48x14x125x616x25x5x425x13x42843-5984x8x25x125 259+468+741 + 53236x2512x15 + 12x3531x128-28x31 (25 + 250) x4(125x125) x8(712-15 ) x6047 x613 +37 x613 2538 x8227 x(15x2728 )x215710 xlOl-71089 x89 4-89 x89 35 x99 + 35( 47 + 89 )x2251521

10、 x34 + 1021 x34 - 34345 x2536x3435( 56 - 59 )x1857 1 28-3-3 4.8+2. 25+8+42 3 4 5 4 4 56+5+5+5.4 2. 8+9+7.2+9 5-(5+12)5+7+5 H-7+H7+9-7+9+70. 75+8+4+0. 3755-17-175+5+5+5+548. 3-6-66X4. 25+44-6 0. 625X0. 5+8+2X62. 5%8X134-8 5+(7-1.8)9 9 9 92.5X (10+10+10+10)22x2+25X75%-7 X0 750. 25X63.5-4X215X2.5-2X 15

11、 9+3. 125+9+8 1125-9963 3(111+999)十56X (7-8)49.5X5-(50-2) X0. 6l7lX19+W-=-7+l7l45X (9+15-0. 6)897X8-37. 5%+104X0 3754X (8-5. 375)3.5X4+1.25X10+3.84-571X993755+29968439+1001446+295 888+999 72X156-56X7225X32X125709X99+70914. 0. 25X482.5X70.4X23 299X101563X99922X6. 6+2.5X6575. 3X99+75. 3 4.6X3. 7+54X0.

12、 370. 125 X 4+8 X 8. 25+12. 5%8. 37-3.25-(1.37+1.75)21004-20 118-63-132 319. 82-6. 57-3. 43 4. 6+35+65+5. 43 5 348+2.25+58+743 31514-4. 25-549. 63 2.5 46H-0. 257_ 53-12-125 3 5 57 X+X7MX 16 + 27 三 94 518X (9 + 6)3 X7+3 X51 J_ 4(6 - 12 ) x (24-5 )5 4 4 4(7x7+7) 4-7(3+5 )3 X7+3 X5 丄 ？(6 12 ) x 24 5 )5

13、 4 4 4(7x7+7) 4-7(3+5) X13(32 X 4+17)3(25+4 )18 7_25 x 16 + 9 9X 16 + 163 4 1(21X 7 + 7 X21) X 4(99+10) 4-94 5 55x6814 4 210x ii3+3-25 6 9 96 X 5-10 4-55 7ill4 4 5 14 5 2 34-ii-n8 X58+8 X41+85X7x4-25 x6 + 554 5 1 55 (8-2) 8235 - 135185X153 - 0.6X53(5+4) 4-3 + 1010 - 19- 19+ 1925X34-2X1013. 09-8. 12-4. 88 12X103-45004-75rrrg52 3(15 + 11) X15X11