1 三年级数学笔算加法练习450+68 =589+225 =800 -799 =553-77 =706+395 =215+89 =725-304 =357-243 =420+125 =585+309 =205 -169 =343-256 =700+169 =511+479 =420 -359 =738-117 =125+394 =320+135 =382 -138 =451 -254 =2 469+306 =714+180 =169-79 =437-65 =423+198=465+72=725 - 433 =211-175 =296+197 =864+89 =237-169 =293-189 =218+132 =245+393 =900 -888 =329-155 =500+389 =68+368 =540 -181 =333-207 =3 241+496 =201+184 =649 -582 =1001 -795 =550+394 =120+85 =534-129 =172-89 =384+89 =212+433 =896 -375 =139-99 =478+149 =394+226 =151-83 =162-85 =4 175+105 =246+108 =768 - 74 =432-145=600+456 =226+425 =305 - 48 =355-155=388+148 =705+139 =479 -246 =713 -504=139+95 =141+259 =123-37 =291-195= 125+304= 247+26= 197 -35= 362 -138= 5 481+254= 470+230= 608-157= 293-46= 340+281= 185+427= 634 -270= 205-148= 789+196= 135+107= 700 -282= 302-186= 406+95= 154+87= 329-154= 225-163= 6 493+68= 360+180= 750 -380= 292 -187= 216+599= 568+86= 209-136= 320-160= 三年级数学上册乘除法练习15×67 =84 ×12=252 ÷3= 140 ÷70=16 ×6=43 ×12 =2100 ÷7=450 ÷5=60 ×37 =17×36= 326 ÷3= 1607 ÷15= 7 208 ×3=24 ×18= 912 ÷8=912 ÷3= 108 ×12 87 ×9= 480 ÷6= 606 ÷6= 84×9=196 ×3= 84 ÷4=83 ÷2= 48×47 =51 ×13 =187 ÷6=249 ÷9=306 ×6=29 ×13= 709 ÷4= 882 ÷4=27 ×34= 47 ×18=725 ÷6= 98 ÷8= 8 18×23 =49 ×28=909 ÷9=48 ÷3= 96×23 =49 ×28=224÷8= 254 ÷7=49×78 =22 ×38= 306 ÷3= 51÷3= 37 ×26= 48 ×28= 4800 ÷6= 8024 ÷4= 81 ×2=25 ×17= 63 ÷3=3000 ÷5=45×12 =150 ×20= 774 ÷8=570 ÷5= 9 216 ×2= 65 ×82 =900 ÷45= 627 ÷3= 96 ×3=36 ×11 =125 ÷8= 180 ÷12=72 ×14= 49 ×8= 56 ÷4= 912 ÷7= 38×85= 25 ×36 =323 ÷5=257 ÷8= 70×32 =433 ×66 =720 ÷8= 95 ÷5= 16×60 =102 ×23 = 780 ÷6=96 ÷24= 10 42 ×19 =112 ×14= 645 ÷9=820 ÷3=33×60 =31×84=720 ÷9=508 ÷2=75×43 =21 ×34 =328 ÷4= 783 ÷6= 39×72 =13 ×52= 216 ÷12= 360 ÷15=