【导语】口算:一边心算一边口说地运算。口算就是用脑计算,用口头叙述来记忆当时的结果。这种方法用于速算,常练有助于智力的提高。也成为如今的主流的计算方法。也叫“心算”。数学教学方法之一。一种只凭思维及语言活动不借任何工具的计算方法。它能培养学生快速的计算,发展学生的注意、记忆和思维能力。口算熟练后有助于笔算,且便于在日常生活中应用。以下是整理的相关资料,希望对您有所帮助!
【篇一】
口算:三位数的加减法
(1)332 - 246 =
(2)947 - 236 =
(3)285 + 691 =
(4)166 - 120 =
(5)792 + 192 =
(6)785 + 937 =
(7)460 + 991 =
(8)150 + 144 =
(9)544 - 492 =
(10)727 + 517 =
(11)274 - 226 =
(12)455 + 695 =
(13)204 - 191 =
(14)224 + 944 =
(15)704 + 736 =
【篇二】
口算:整百数减三位数减法
(1)900 - 168 =
(2)300 - 186 =
(3)900 - 554 =
(4)800 - 200 =
(5)700 - 666 =
(6)300 - 122 =
(7)900 - 353 =
(8)500 - 162 =
(9)900 - 705 =
(10)400 - 133 =
(11)200 - 158 =
(12)300 - 257 =
(13)400 - 157 =
(14)700 - 205 =
(15)300 - 288 =
【篇三】
口算:三位数相减法
(1)810 - 125 =
(2)648 - 585 =
(3)398 - 148 =
(4)716 - 117 =
(5)704 - 124 =
(6)449 - 312 =
(7)713 - 288 =
(8)202 - 155 =
(9)954 - 286 =
(10)802 - 668 =
(11)860 - 162 =
(12)287 - 167 =
(13)859 - 371 =
(14)941 - 343 =
(15)472 - 425 =
【篇四】
口算:三位数相加法
(1)175 + 157 =
(2)645 + 239 =
(3)808 + 213 =
(4)256 + 775 =
(5)607 + 914 =
(6)352 + 708 =
(7)766 + 792 =
(8)970 + 602 =
(9)343 + 801 =
(10)916 + 861 =
(11)806 + 487 =
(12)691 + 400 =
(13)106 + 537 =
(14)353 + 939 =
(15)328 + 114 =
【篇五】
口算:两位数相加法
(1)27 + 46 =
(2)90 + 47 =
(3)18 + 15 =
(4)92 + 65 =
(5)18 + 53 =
(6)29 + 32 =
(7)14 + 56 =
(8)72 + 76 =
(9)71 + 68 =
(10)39 + 79 =
(11)64 + 60 =
(12)38 + 69 =
(13)83 + 62 =
(14)12 + 98 =
(15)17 + 84 =
【篇六】
口算题:两位数加两位数的加法
(1)27 + 46 =
(2)90 + 47 =
(3)18 + 15 =
(4)92 + 65 =
(5)18 + 53 =
(6)29 + 32 =
(7)14 + 56 =
(8)72 + 76 =
(9)71 + 68 =
(10)39 + 79 =
(11)64 + 60 =
(12)38 + 69 =
(13)83 + 62 =
(14)12 + 98 =
(15)17 + 84 =
【篇七】
口算题:三位数加三位数的加法
(1)175 + 157 =
(2)645 + 239 =
(3)808 + 213 =
(4)256 + 775 =
(5)607 + 914 =
(6)352 + 708 =
(7)766 + 792 =
(8)970 + 602 =
(9)343 + 801 =
(10)916 + 861 =
(11)806 + 487 =
(12)691 + 400 =
(13)106 + 537 =
(14)353 + 939 =
(15)328 + 114 =
http://m.scabjd.com/xiaoxue/130251/