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1、56 + 8=814-9=2. 口算。5X6=2X9=24 + 3=45.5 =36+ 4=3. 口算。二年级表内除法专项练习(计算题)一.计算题(共30题,共269分)1. 口算。54 + 6=9X8= 2X3X7=9 + 4= 404-5= 24 + 4X8 =18 + 2=254-5=28.7 =5X5=7 X 3 =(3) 36+(6) 30 (9) 32(1) 56 + 8=6=(4) 254-5=6=(7) 20 + 5=4=(10) 284二(2) 49 + 7=(5) 644-8=(8) 404-5=(11) 21 3二4 .直接写出得数。600+80=48 + 6 =28 +
2、 7= 5800-500-56 + 8 =42 + 6 = 3000-700= 81 + 9 =45 4- 5 = 900+500=204- 4 = 72 + 8 =.算一算。(1) 26 + 32=18 + 30=(2) 79-45=(5) 48 + 16=(7) 564-7=6. 口算。(4) 97-48=(6) 29+15.(8) 86 54二16 + 4=9X5=18 + 2 =244-3 =20 + 5=244-6 =15 + 3=184-6=36 + 6=7.直接写得数。124-3=27 3 二254-5=64 8二6X9=6X7=16 - 4=28 - 20=84-2=494-7
3、=32 8 二3X6+9二72 9二28 + 4X6 二56 8二8 .脱式计算。(2) 5X8-39=(1) 24+12 + 6=(3) (52-45) X6=(5) (37+8) 39二9.比一比,看谁都能算对。(3) (52-45) X6=(5) (37+8) 39二9.比一比,看谁都能算对。(1) 544-9=(2)(3) 40 + 8=(4)(5) 24 + 3=(6)(7) 45 + 5二(8)(4) 48-(25-10)=(6) 40+(72 + 9) =644-8=24+ 8=214-7=484-6=10.看谁算得对。3X5=4X7=184-2 =30 + 6 =30 + 6
4、=424-6 =6X3 =35 + 7 =6X8 =45 + 5 =3X9 =4X6+3=634-74-3 =11. 算题。(1) 18:9 =(2) 27 + 3 =(3) 9 + 9 =(4) 45 : 9(6) 72 + 9=(7) 54 + 6=(8) 63 + 9 =(5) 27 + 9 =12 .小小口算家。64 8=6X3-5X7 二24-6=5X5=244-6=15 3 二364-9=68-30=32-9=304-5=85-70=28 7二544-6=17+13=24 3 =13 .填表。(从左往右依次填写)被除数24168564064除数388411商38875814. 口算
5、以下各式。64-3=94-3=8 + 4 = 124-2=24 + 6=183=104-5=30 + 6=126=304-5=4+ 2= 244-4=(按从上到下的顺序填写)10205 =305算题。(4) 54 + 9 =(8) 36 + 4 =94-1(1) 81 + 9=(2) 72 + 8=(3) 63 + 7 =(5) 45 + 5=(6) 36 + 9=(7) 18 + 2 =.按商的大小排列算式。24 342 + 7454-9204-5214-717 .填数。(按从上到下的顺序填写)18 .列式计算。(1)把8平均分成4份,每份是多少?(2) 20除以5是多少?20. 口算。(1
6、) 564-8 =494-7 =(2) 36 + 6 =(3) 25 + 5 =644-8 =(4) 30 + 6 =(9) 32 + 4 =(5) 204-5=(8) 404-5 =(10) 28 + 4=(11) 21 + 3 =.写出除法算式。被除数是15,除数是5,商是3。口 = 口. 口算。24 + 6= 9X3=6X5=724=38-8= 364-4=564-7= 4X9 =28 + 4 =42 + 7 =16 + 4 =8X9 =36 + 6 =21 + 3 =21 + 3 =.看谁算得快。(1) 35 + 7=(3) 80-46=(5) 48 + 6=.直接写出得数。25 +
7、5=54-9 =40 + 8=64 + 8 =634-7=42 + 7 =.直接写出得数。35 + 7 =324-8=(2) 840+100=(4) 9X8=(6) 200 + 430=49 + 7 =8X6 =244-3 =63 + 7 =56 + 8 =26 .填表。(从左到右依次填写)被除数163224644884056除数28886158商27.列式计算。(1)被除数是15,除数是3,商是多少?(2) 20里面有几个4?28.比一比,看谁都能算对。(1) 36 4二(3) 81 : 9二(5) 48 6二(7) 28 4=(2) 63 9工(4) 424-7=(6) 72 8二(8)
8、184-9=29. 口算。18 + 3 =36 + 4 =20 + 5 =4X2 =45 + 5 =16 7 二8 + 4 =62-44 =2X5 =20 + 3 =304-5 =25 + 5 =184-2 =7X2 =15 + 3 =15 + 6 =28 + 4 =12 + 3 =30. 口算。56 + 8 =54 + 6 =9X8 =81+9=9 + 4=40 + 5 =2X3X7=24 + 4X8 =参考答案一.计算题1.7; 9; 72; 42; 9; 13;2.30; 20; 18; 5; 8; 4;3. (1) 7 (2) 7 (3) 7(10) 7 (11) 74.680; 8;
9、 4; 5300; 7; 7; 2300;5. (1) 58(2) 48(3) 348(8) 326.4; 45; 9; 8; 4; 4; 5; 3; 67.4; 9; 5; 8; 54; 42; 12; 8;8. (1) 24+126=24+2=26(3) (52-45) X6=7X6=42(5) (37+8)4-9=454-9=59. (1) 6 (2) 8 (3) 5 (4) 310. 15; 28; 9; 5; 7; 18; 5; 48;11. 2; 9; 1; 5; 3; 8; 9; 712.644-8=8; 6X3=18; 5X7=35;8; 489; 25; 9; 21(4) 8
10、 (5) 8 (6) 5 (7) 4 (8) 8 (9) 89; 9; 1400; 5; 9(4) 49(5) 64(6) 44(7)4; 7; 4; 2; 8; 42; 7(2) 5X8-39=40-39=1(4) 48-(25-10)=48-15=33(6) 404-(724-9)=404-8=5(5) 8 (6) 3 (7) 9 (8) 89; 27; 8; 324-6=18; 5X5=25; 24 + 6=4; 154-3=5; 36 + 9=4;68-30=38; 32-9=23; 304-5=6; 85-70=15;284-7=4; 54 + 6=9; 17+13=30; 24 +
11、 3=813.8; 2; 24; 32; 8; 8; 8; 8; 814.2; 3; 2; 6; 4; 6; 2; 5; 2; 6; 2; 615.2; 4; 3; 6; 1 16.9; 9; 9; 6; 9; 4; 9; 917 .解:244-3=8; 424-7=6; 45 + 9=5; 205=4; 94-1=9; 214-7=3,所以 91 24 + 342 + 745 + 920 + 521 + 7.如下:. (1) 8; 4; 2 (2) 20; 5; 418 .7; 7; 6; 5; 8; 5; 4; 8; 8; 7; 721. 154-5=322.30; 27; 30; 68;
12、 30; 9; 8; 3623. (1) 5(2) 940(3) 34(4) 72(5) 8(6) 63024.5; 45; 7; 4; 5; 8; 48; 72; 9; 49; 8; 625.5; 7; 9; 7; 4; 6; 7; 726.8, 4, 3, 8, 8, 8, 8, 727. (1) 154-3=5; (2) 20 + 4=528. (1) 9 (2) 7 (3) 9 (4) 6 (5) 8 (6) 9 (7) 7 (8) 229.6; 9; 4; 8; 9; 9; 2; 18; 10; 23; 6; 5; 9; 14; 5; 21; 7; 4 30.7; 9; 72; 42; 9; 13; 8; 48