四年级数学下册▲口算题(运算定律)连打版(人教版)
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月 日”姓名:
练习范围 : 运算定律 题数 : 100
秒 ”成绩:
19×35+11×35= 59×46+31×46= 1710- 595 -325=
1955-24 -26= 6x75x5= 6×52+6×18=
2832=8=6= 79×20+11×20= 2065005E
21×7+49×7= 644- 120- 260= 25x 41+25×9=
本2交= 90x6x10= 太242玫=
34x36x5= 13×16+57×16= 20×87+60×87=
8l1x46+8lx4= = 83×18+7×18=
55x10x15= 703 -321- 309= 95=1
69×42+ 69×38= 25×25+25×25= 30x 16x 15=
45×42+45×28= 1035 – 741 – 159 = 4165=7=7=
31x2x70= 1041 – 440 – 200= 30×28+30×28=
16×13+16x 57= 4x22x20= 306-2=3=
98 xs5x20= 1635- 24- 646= 1446- 87 -293 =
57×15+23x 15= 1131- 686- 244= 4x7x45=
10x61x 10= 55 110+2=1=
1
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34x38x5S= 16x4x40= 82=1
1733 – 93 – 537= 11×47+39×47= 860 – 118 – 692 =
11×27+79×27= 9×60+9×20= 864-8=3=
79×48+79x 12= 35×27+35×33= 910+7+=2=
10×76+30×76= 到-8-王= 14x 97+56×97=
1978 -388 -282= 47x42x5= 5824-8=8=
2044=7<=4= 1970- 877 - 93 = 43x2x35=
51x 56+ 29x 56= 20x78+50x78= 1474- 43 - 237=
877 -396 - 264= 6x5x55= 34x71+36x71=
970-8I1-99= 91x31+91x49= 60=1
39x1+1x1= 60x44+ 60x6= 34x82+6x8=
元x3x动= 3x4x10= 称x世x站=
2730=7+6= 31x18+9x18= 1674-3 =6=
22x16x25= 下秆2和后号 677 - 167 - 143 =
34x55+34x25= 61x30+19x30= 14x55+14x15=
80x56+80x 14= 1124 - 181 - 409 = 2x 80x25=
288 -6=2= 51x68+51x2= 858 - 161 -9=
30x23+30x37= 94x15x5= 68x 52+22x 52=
1176-212-738=
入
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月 日”姓名:
练习范围 : 运算定律 题数 : 100 分 秒 ”成绩:
13×48+77×48= 6×93+84×93= 84×52+6×52=
20x9x40= S3x49+53×11= 13×30+47×30=
30×3+40×3= 947 – 506 – 394 = 60x6x25=
66x13x10= 30x46x5S= 27x46x5S=
896=上7=4= 16x2x85= 1298 – 50 – 870 =
420=S=1= 34x2x70= 930 – 637 -3=
4x8lx15= 57×67+57×13= 50×7+20×7=
28×33+22×33= 16x32x5= 1006 -236-214=
1904 – 678 – 182 = 9x4x5= 2x36x80=
2x70x30= 26x9x25= 14x56x5S=
2x45x70= 1197 – 160 – 600 = 50×20+5S0x 10=
39 x2x 25= 1962 – 83 – 737 = 1385 – 187 – 293 =
1335*上SS=上3= 1189 – 354 – 306 = 94×27+94×43=
S8x32+5S8x 48= 12×6+12×24= 1593=上9上3=
4x 11×25= 1400 – 470 – 180 = 36x2x40=
1
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