【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。
【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。( )