一、在$◯$里填“>”“<”或“=”。
$85-30◯45$ $56+2◯76$ $17-7◯7$
$85+4◯81$ $56-20◯36$ $60+9◯70$
$85-40◯81$ $56+20◯80$ $77-7◯70$
$85-4◯45$ $56-3◯54$ $17+70◯87$
$69+30◯90$ $4+32◯72$ $63-20◯33$
$92-60◯46$ $25+4◯21$ $62+20◯64$
$69-9◯63$ $37-3◯30$ $78-50◯25$
$48+40◯88$ $88-40◯50$ $70+20◯90$
$48-4◯8$ $37+30◯97$ $96-60◯9$
$48-40◯8$ $37+2◯40$ $45-10◯44$
$60+17◯67$ $87-50◯37$ $33+6◯36$
$42+30◯80$ $87-5◯75$ $33+60◯63$
$75-70◯5$ $64+2◯64$ $39-8◯38$
$42-20◯20$ $64+20◯85$ $39-20◯20$
$20+6◯25$ $64-20◯40$ $39-5◯34$
$85-30◯45$ $56+2◯76$ $17-7◯7$
$85+4◯81$ $56-20◯36$ $60+9◯70$
$85-40◯81$ $56+20◯80$ $77-7◯70$
$85-4◯45$ $56-3◯54$ $17+70◯87$
$69+30◯90$ $4+32◯72$ $63-20◯33$
$92-60◯46$ $25+4◯21$ $62+20◯64$
$69-9◯63$ $37-3◯30$ $78-50◯25$
$48+40◯88$ $88-40◯50$ $70+20◯90$
$48-4◯8$ $37+30◯97$ $96-60◯9$
$48-40◯8$ $37+2◯40$ $45-10◯44$
$60+17◯67$ $87-50◯37$ $33+6◯36$
$42+30◯80$ $87-5◯75$ $33+60◯63$
$75-70◯5$ $64+2◯64$ $39-8◯38$
$42-20◯20$ $64+20◯85$ $39-20◯20$
$20+6◯25$ $64-20◯40$ $39-5◯34$
答案
一、> < >
> = <
< < =
> < =
> < >
< > >
< > >
= < =
> < >
= < <
> = >
< > >
= > <
> < <
> > =
> = <
< < =
> < =
> < >
< > >
< > >
= < =
> < >
= < <
> = >
< > >
= > <
> < <
> > =
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