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题型:单选题 题类:常考题 难易度:容易
用6的乘法口诀求商1926 10
30-15+9{#blank#}1{#/blank#}6×3+6 67-29-12{#blank#}2{#/blank#}67-(29-12)
4×(54÷6){#blank#}3{#/blank#}18+8×2 5+35÷5{#blank#}4{#/blank#}(25+7)÷4
4×9÷6{#blank#}5{#/blank#}72÷9×2 7×9-18{#blank#}6{#/blank#}8×8-19
①18+50-7=
②34+10+6=
③60-(25-20)=
④58-40-9=
⑤57-30+5=
⑥54+(25+5)=
①5×(25+14)
②(80-15)÷5
③42÷3+56
④36+14×7
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