Bµi tËp to¸n ngµy 14/6/2010

 

Bµi 1: TÝnh

9 + 7 =...........  5 + 9 = ...........  5 + 7 =.............

9 + 9 = ..........  8 + 6 = ...........  4 + 9 =.............

7 + 7 = ...........  6 + 6 =............  9 + 6 = ............

 

Bµi 2: TÝnh

 

25  35  67  19  26  45

17  28  26  53  59  29

......  .......  ........  .......  .........  ........

 

Bµi 3: MÑ ®i c«ng t¸c xa trong 2 tuÇn. MÑ ®i h«m thø 2 ngµy mïng 3. Hái ®Õn ngµy thø mÊy, mïng mÊy mÑ sÏ vÒ?

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Bµi 4: MÑ n¨m nay 32 tuæi. Bè h¬n mÑ 10 tuæi. Hái hai bè mÑ céng l¹i ®­îc tÊt c¶ bao nhiªu tuæi?

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Bµi 5: Thïng thø nhÊt cã 16 hép b¸nh, thïng thø 2 Ýt h¬n thïng thø nhÊt 2 hép b¸nh. Hái thïng thø hai cã bao nhiªu hép b¸nh?

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nguon VI OLET