四年级数学下册简便计算专项练习题91.docx

1、四年级数学下册简便计算专项练习题91541747454125(810)33337920152526094409414100125(12+4)121100112183998364125591474759125(88)1515897019595512949295999925(20+4)267101267689996824125481878748125(810)41419601909031896989239925(8+4)236112361691656125471929247125(86)171791013939346966697299925(20+4)59011590249992456125121

2、252512125(88)8383897013030623838381299925(4+4)3151013151391356125351353535125(86)4242691001444488831283299925(4+4)20011200349993472125201444420125(88)88884960139392693749324100125(28+4)4071001407679996780125241888824125(810)39392980130301911811177100125(16+4)3911001391839998348125921606092125(88)525

3、2492018080269274921910125(24+4)46810014683999394025511515151125(86)1212992017878827918795710125(32+4)51710151789998964125521161652125(86)8585392014848856315638210125(20+4)3181131824999248025721626272125(810)454598011919954254246100125(24+4)214112148299828125361434336125(82)72728910121212959895299925

4、(16+4)278101278169991624125851343485125(84)949495014747161484145999925(20+4)210101210139991316125321363632125(84)26269901848471562956369925(24+4)12211122929923225901212190125(84)36361990134343915611527100125(8+4)509101509769997648125211222221125(86)1212891015959412259224599925(8+4)319100131971997148125641111164125(88)47478940196962032803245100125(40+4)3741137496999962425941191994125(88)515169101171756695662010125(36+4)2461124686999868025321676732125(88)181889601949463713771419925(20+4)3481134814991480125