一、口算。(每题1分,共27分)
$21+37=$ $62-28=$ $4×22=$
$42÷7=$ $21×4=$ $330+80=$
$320+180=$ $230-80=$ $9×10=$
$85-47=$ $55+33=$ $45÷5=$
$5×7=$ $62÷2=$ $660-330=$
$86÷2=$ $37+56=$ $5×9=$
$160-90=$ $8×8=$ $23+69=$
$31×3=$ $600+900=$ $460-90=$
$310-60=$ $80-41=$ $850-410=$
$21+37=$ $62-28=$ $4×22=$
$42÷7=$ $21×4=$ $330+80=$
$320+180=$ $230-80=$ $9×10=$
$85-47=$ $55+33=$ $45÷5=$
$5×7=$ $62÷2=$ $660-330=$
$86÷2=$ $37+56=$ $5×9=$
$160-90=$ $8×8=$ $23+69=$
$31×3=$ $600+900=$ $460-90=$
$310-60=$ $80-41=$ $850-410=$
答案
58 34 88
6 84 410
500 150 90
38 88 9
35 31 330
43 93 45
70 64 92
93 1500 370
250 39 440
6 84 410
500 150 90
38 88 9
35 31 330
43 93 45
70 64 92
93 1500 370
250 39 440
二、在$◯$里填“>”“<”或“=”。(每题2分,共24分)
$5×8◯3×13$ $70-52◯64÷8$
$260+60◯420-40$ $68÷2◯96÷3$
$320-70◯540-250$ $240-90◯80+70$
$9×6◯23+18$ $56÷7◯52-46$
$99÷3◯66÷2$ $620-90◯480+60$
$43+37◯240-160$ $285+367◯265+387$
$5×8◯3×13$ $70-52◯64÷8$
$260+60◯420-40$ $68÷2◯96÷3$
$320-70◯540-250$ $240-90◯80+70$
$9×6◯23+18$ $56÷7◯52-46$
$99÷3◯66÷2$ $620-90◯480+60$
$43+37◯240-160$ $285+367◯265+387$
答案
> >
< >
< =
> >
= <
= =
< >
< =
> >
= <
= =
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