【简答题】436-99=436-100+1______. (判断对错)
【简答题】用竖式完成计算并验算. 736÷23= 436÷86= 56×240= 540×18=
【单选题】Between the two parts of the concert is an interval, __________ the audience can buy ice-cream.
【单选题】Which of the following is used to keep two adjacent words on the same line?
B.
Keep paragraphs together.
【简答题】4367和436比较大小,4367是( )位数,436是( )位数,( )位数大于( )位数,所以4367○436。
【单选题】According to the last paragraph, the author may suggest that______.
A.
either of the two partial theories may be correct
B.
the new theory has been established to replace the two partial theories
C.
the new theory may develop from either of the two partial theories
D.
the new theory may combine many of the properties of the two partial theories
【简答题】指出下列各题的简便运算运用了什么运算定律或运算性质. (1)436+(5+329)=1000+329______ (2)650÷25=2600÷100______ (3)1376-159-141=1376-300______ (4)78×101=78×(100+1)=7800+78______.
【简答题】用竖式完成计算. 736÷23= 720×36= 234×56= 436÷86=
【简答题】436-198=436-200-2______.
【判断题】计算436+329+564=436+564+329时应用了加法结合律。( )