直接写出得数．
1200÷40= 200×35= 120×60= 400×30= 15×600=
510÷3= 600÷4= 630÷70= 3x+7x= 400÷50=
60×90= 35×7= 7200÷6= 70×80= 800×0=
55×20= 0÷101= 25×4÷25×4=
相关试题
直接写出得数．
1200÷40= 200×35= 120×60= 400×30= 15×600=
510÷3= 600÷4= 630÷70= 3x+7x= 400÷50=
60×90= 35×7= 7200÷6= 70×80= 800×0=
55×20= 0÷101= 25×4÷25×4=
×8=
÷2=
÷
=
×
=
﹣
= 6.8÷10%=
×
= 1÷
=
÷60%=
=
×
=
×
﹦ 9÷
﹦
÷
﹦ 1×
÷1×
﹦
﹢
﹦
×2﹦ 27×
﹦ 0÷
﹦
÷1
÷
×
×9﹦
÷6= 15÷
=
×
=
÷
= 42×
=
﹣60%=
=
= 1÷
=
×12=
×18÷3=
÷
=（
﹣
）×
=
×
÷
=
=
=
=
=
=
=
=
=
=
=
=
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