一、在$◯$里填上“$>$”“$<$”或“$=$”。
$29× 17$
$46× 19$
$32× 27$
$29× 17$
$<$
$26× 19$ $71× 63$$<$
$62× 74$$46× 19$
$=$
$19× 46$ $76× 38$$>$
$56× 28$$32× 27$
$<$
$42× 27$ $3× 4× 24$$=$
$4× 3× 24$答案
$<$,$<$,$=$,$>$,$<$,$=$
二、蜜蜂采蜜。(连线)
余数是1:
余数是2:
余数是1:
217÷4,181÷6,322÷3
余数是2:
72÷5,856÷7,284÷3
答案
【解析】:
- $72÷5 = 14\cdots\cdots2$
- $217÷4 = 54\cdots\cdots1$
- $181÷6 = 30\cdots\cdots1$
- $856÷7 = 122\cdots\cdots2$
- $284÷3 = 94\cdots\cdots2$
- $322÷3 = 107\cdots\cdots1$
【答案】:
余数是$1$:$217÷4$,$181÷6$,$322÷3$
余数是$2$:$72÷5$,$856÷7$,$284÷3$
- $72÷5 = 14\cdots\cdots2$
- $217÷4 = 54\cdots\cdots1$
- $181÷6 = 30\cdots\cdots1$
- $856÷7 = 122\cdots\cdots2$
- $284÷3 = 94\cdots\cdots2$
- $322÷3 = 107\cdots\cdots1$
【答案】:
余数是$1$:$217÷4$,$181÷6$,$322÷3$
余数是$2$:$72÷5$,$856÷7$,$284÷3$
三、我会挑错。(对的打“√”,错的打“×”,并改正过来)
改正:
( )
改正:
( )
( )
( )
答案
×
×
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