727 - 254 = 723 - 717 = 74 304 = 968 - 398 = 257 556 = 690 - 172 = 414 - 382 = 472 171 = 660 782 = 968 - 552 = 797 790 = 191 750 = 422 469 = 846 - 819 = 234 291 = 604 106 = 961 57 = 41 5
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单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级第四单元100以内口算加减法练习 一年级 下册 第四单元:100以内的加法和减法(复习) 数学
94-90 71-43 72-67 89-30 693 93-90 4417 7-4 100-84 1839 97-23 1876 100-78 91-52 2145 75-33 6730 3630 7-1 88-69 1674 7511 739 96-39 100-99 6138 72-37 81-36 781 1676 86-83 5439 5527 528 78-9 91-57 736 6
10以内加减法口算? 班级 一直接写出得数:(100道)15= 52= 26= 34= 64=6-2= 9-5= 6-3= 10-3=
42944039 =45943447 =3368-889 =6477-2767 =37283380 =24512341 =35521490 =5139-480 =8314534 =4548-3236 =3367-3081 =1957-649 =5289-3457 =5201-340 =4418-4314 =5174776 =4176-926 =6813-4401 =1925-116 =341
69=58= 73=66=??????95=79= 88=? 58=14-9=17-6=47=94= 68=97=78=98=46=53=68=17-5=37=68= 96=28=69=14-6=57= 47=79=15-8=69=?84=98=85=911=16-7=13-7=74=83=17-6=19-8=85=95=86=714=82=47=39=12-8=58=35=13-6=69=95=
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100以内口算(4)34-7= 159= 98-50= 84-6= 1970= 45-9= 268= 286= 61-4= 41-4= 72-20= 85-8= 7025= 2930= 65-8= 36
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