加法运算定律的简便运算题(一)1) 500+(407+0)= 2) 386+382+114= 3) 42+(91+158+109)= 4) (87+103+113)+97= 5) (246+387+154)+13= 6) 49+(71+151+129)= 7) 255+(79+45)= 8) (169+39+131)+261= 9) 219+175+181+225= 10) 14+498+486= 11) (404+195+96)+305= 1
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![加法运算定律的简便运算题(一)1) 500+(407+0)= 2) 386+382+114= 3) 42+(91+158+109)= 4) (87+103+113)+97= 5) (246+387+154)+13= 6) 49+(71+151+129)= 7) 255+(79+45)= 8) (169+39+131)+261= 9) 219+175+181+225= 10) 14+498+486= 11) (404+195+96)+305= 1](/uploads/image/z/800025-33-5.jpg?t=%E5%8A%A0%E6%B3%95%E8%BF%90%E7%AE%97%E5%AE%9A%E5%BE%8B%E7%9A%84%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97%E9%A2%98%28%E4%B8%80%291%29+500%2B%28407%2B0%29%3D+2%29+386%2B382%2B114%3D+3%29+42%2B%2891%2B158%2B109%29%3D+4%29+%2887%2B103%2B113%29%2B97%3D+5%29+%28246%2B387%2B154%29%2B13%3D+6%29+49%2B%2871%2B151%2B129%29%3D+7%29+255%2B%2879%2B45%29%3D+8%29+%28169%2B39%2B131%29%2B261%3D+9%29+219%2B175%2B181%2B225%3D+10%29+14%2B498%2B486%3D+11%29+%28404%2B195%2B96%29%2B305%3D+1)
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