【精选】新人教版小学四年级数学上册专项练习：脱式计算题

1、新人教版小学四年级数学上册专项练习:脱式计算题2800+ 100+ 789(947-599) +7X6436X( 15276+ 23)(140-70) X5463+84X 2+42490+ 7+24X 545+24CR 1215X 7+85X 7(46-20) X 30-90(93 + 25X 21) X9723 (521 + 504)+25(39 21)X(396 + 6)507+ 13X 63+ 498384+ 12+3X3137 (7+6)义 3016X(17 -8) +3 X928X(5+96 + 3 2)81+ (72-54) 640+ 16X 1 2960+ ( 1500-57X

2、12560+ 3584832X45)192 (54+38) X6(12+24+80) X 5032X(25+125)123X 18-123X 3+85X 12325 X (24+16)178X 99+17825X27X4(40 4) X252400- 80- 14X2108 (83+ 360+ 60)(420+ 48) + (375-345)290 (34X3+99)14254+9+1475 X 4X2516X76-76X6720+ 36+ 29)99X53+53450-2X ( 16+245 (45+39)125X (8X4) X541X25-25420+ ( 205198) X4460+

3、(2918+3)(960 400)+ 70(140-70) X5463+84 X2 + 4226X6-11015X 7+85X7490+ 7+24X 5(46-20) X 30-90(404) X 252400+ 8014X2108 (83+ 360+ 60)245 (45+39)41X 25-25420一 (205 198) X4(420+ 48) + ( 375345)290(34X 3+99)14254 + 9+1416X76 76X699 X 53+53450-2X ( 16+ 9)245 (45+39)125 X (8X4) X 541 X 25-25(960 400) +70420

4、+ (205-198) X 4460+ (2918+3)45+24CR 12124+78+22100-35-25(140-70) X5463+84X2 + 42490+ 7+24X 526X6-110(46-20) X 30-9015X 7+85X 7(404) X 252400+8014X2108-(83+360+60)(420+ 48) + ( 375 345)290 (34X3+99)14254+ 9+14460+ (2918+3)(960 400) + 7043+315+5426-279 + 398-19X 4+6251+121X784X3-136 + 8(32+28) X6325+1

5、3X (266-250)55+720+ (40-35)(220-180) +836乂 (28+7+23)(38+42)义( 525+ 35)(135-72) +7721+7X528X (246+6-32)340-240+20X5(58+12) 乂 (96+8)106X 6+324+8X30252+4X3036X4+27X3(135 25) + 40X618 X (79 58) +27(338+89-19) +34(640+75015) X 15(72-57) X 3882 + 2+5932+ 8+1258X 5+32+ 481+3+3X11135+ 15+26107-35X3206 X 3-1

6、28+4(482-42) +22-1757+ 3-12168-12-48 - 12182+ 13+208+13525-21-378-2132X5X6-648+42+ 6-1260-(30+3+3)31 X 13-228- 19(156+ 224+32) X 80345+(128-531 +776-( 73 X6 + 152 )80+ 2+100545-20 X3 + 4892- (90+56X2)69 义(800700) +525X 4+32020 X 30+20 X140-20 X 5+254025 X (30+10)800 - 40-400 + 40600 - (120 -60)(26+1

7、4) X70(26+14) X (70-40)90 + (30 乂 15 +50)(35+45) +(90-10)45 X 6+35 X 66 X 10-(21+29)3)80+(32+8) X30025 X (22+26 X3000-(32+8) X 30320-(120+25 X4)30 X 169-(60+9)36 + (3+6) X 2 12)+6450180 + (36 + 15+10X 3(40+180 - 30) X 22)800-800 + 80X30(240+180) + (30 X800-(70 X 6+180)36+360+ 1265 X (40+20 X 3)5 X 1

8、21+79X 567 X 5-37 X 539 x 8-6 x 3990-110X90326 X 78-326 X 68120125X (8+4)X27+63X512 X (40-5 )340X(120-40-8)45X(720-64X9-14 X 948+68X5223X134-34X2368 X48 X 101-4865X 5+35X 549 X 25X867 XX 7-56 X 7(75+25+5) - 40-602800-25X4+ 80(380-80X4)79 X 32+79 X 68101-6725665 x 50+35X 504X(25X65+25X 28)X 70+38X 70125X47-47X251957-19)120-36 X 4+18+35(58+37) + (64-9 X86+4500+(2088+36)+25).(80 +20+80) + 4(80-25) X2360+ 40+10(350-80) +940X20-200360+ (12+6) X5288+ (2614) X8 + 25500X 6-(50X2-80)(105X12-635)864+ (2723) X 1238X6(45+ 3816) X24500 ( 240+64 (8742) X15 + 7(845-15X3) + 1612X (49 28)450+ (84 48 ) +