四年级数学下册简便运算练习题.docx

北為mAt# 四年级数学下册简便运算练习题 姓名: 125X32 25X46 101 X56 99 X261022-478-422987(287+135)478—256-144672-36+6436+64-36+64487-287-139-61500-257-34-1432000-368-132 1814 -378-42289X99+89155+264+36+4425X(20+4)88X225+225X12698-291-9568(68+178)561-19+58382 +165+35-82155 +256+45-98236+189+64759-126-259 25X79X4 569-256-44 肩為咖可姓名: 216+89+11 57X125X8 1050 -15-7 7200 -24-30219X99 37X98 58X101 76X10278X46+78X54169X123—23X169X99+3737129X101—129149 X69—149+149X3256X51+56X48+56125X25X3224X25125X48514+189—214369 —256+15656X25X4X12524X73+26X2416X98+32125X38+125X3025X324004X2525X16-25X1025X16X125(125+16)X879X99+79 781X101-781 峥為咖可 79X16+79X78+79X6 25X101 789X99 800 -1251736+4032000-125 65 +93X65+6X65 9999 +999+99+9158+262+138375+219+381+225 5001—247-1021-232(181+2564)+2719378+44+114+242+222 276+228+353+219(375+1034)+(966+125)(2130+783+270)+101799+999+9999+999997755-(2187+755) 2214+638+2863065-738-1065 899+3442357-183-317-3572365-1086-214 497 -299 2370+19953999+498 1883-398 12X2575X24138X25X4985032X(25+125) 88X125 102X76 58X98 178X101-17884X36+64X84 75X99+2X75X1998100 -4-7549700 -7001248-243150 -15 4800 -25 21500 -125(13X125)X(3X8)(12+24+80)X32X12583X102-83X2X(24+16)16800-12030100 -2100 32000 -400X50704X25 25123X18-123X3+85X123X(34X4)X3 25178X99+17879X42+79+79X57 7300-25-465+73+135357+288+143 272+68+28 999+99+9+3129+235+171+165 17+145+23+35 6+7+8+102+103+1049998+3+99+998+3+9400-256-44 517-53-47 284-159-41 344-(144+37)258-42-16 545-167-145 478-47-178 236-(177+36)45X4X5 23X5X225X9X472X1258X(125X13)(250X125)X(4X8)88125125X64X2542X125X8X525X4X88X125(12+50)X4012518X1252545X37+37X552838X46+64X3899167X2+167X3+167X5(42+25)X125+(18+15)25092+99X(40-4)X444276X103X259999X21+28X7917X22+33X3428X1257197+102X78X23-23X7 46+46X59X8+6X39-39X439X225-2X225-6X225 99X32+3223240X2X4+25X4X2+27X1X8+25X8X1600420 -35-5-12 2400 -257800-125354-108 672-36+64127-98323+189-123248-86+48(592-530)-192(6467-832)+(1832-1467) 1530+(2+4+6+••…+98+100-(1+3+5+••…+97+99) 、960X46-4899000 -121X11 3702、X38-1234#640-(16-4) 1000-(125-4)(98+147)-