周末小作业（九）有多重 1吨有多重-三年级下册数学【黄冈名卷】（北师大版）

$$ !"#$% ! ­ " OPQ ! $ ROPQ # '( $ !"" ( !! )* $ #" (+ % & & W&W ' ! " ( " - & ,&, ' ! !% ( " !" �8�� % ! �� , # !!! $ � !!!!!!! ! � , # !!! $ �� ( �� , # !!! $ � +&&& �� , # !!! $ � #&&& � , # !!! $ �� )&&& �� , # !!! $ � '" : " ;<= & # '& $ ' > & , '% '+&& �� " % � # �� " #'&& � - � " -&&& �� $)& �� " $ � / & efgh,�²³7´µ ' ! $! ( " !"' !���� ) � ! '& !���� )& # !!! $% '" ��5_�� '( # !!! $! �� !%# # !!! $% %"+ !� � )&& # !!! $! a�� �� ( # !!! $% (" aM���� !' # !!! $! aÎ�Í�� #)& # !!! $% 4 & ¶&¶ ' ! $! ( " !" �x�_� !# !! $ F�� ! �� % 1" a(FÙ !!! 2" a��K !!! 3" ajFø� !!! 4"' Î��� '" �x�_� !# !! $ j ! �� % 1" a ¡¢ 2" a£¤^ 3" a ¥¦ 4" a3§ !' %"! ��¨Ue ! ���jk !# !! $% 1" ¨U� 2" �� 3" aÜ� 4" ©ªjk (" Bà« ! �57 # !! $% 1"%& ôA­ÉÁò5_� 2"!& Î��� 3"!&&& ¬ ! L­® 4")& j� A & BCDE ' ! #" ( " !"! ��¯#Q°' ' ( ! !+ ��¯#Q°T( " (+ (îÜ5¯#�*+�� " ! + ! " '" 3�±g²³´Ó�/�5´µo± %! !& ! " %" P¶²³7 % �5·}¸ #$&& ��5¹3�¤ ! º++?*+��~�� " ! !& ! " (" C»5_�¼ '# �� ! j½½+ )# �� ! ¾¾j½½+ -&&& � ! ½½e¾¾ 5_�&¿7*+�� " ! !& ! " )" Paz¶²³7 ( �5·}�¤ + ÀÁ ! )ÀÁÂ� )&& �� ! QRa�à ÄÅ��H " ! !& ! " !( $$