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题型:填空题 题类:常考题 难易度:容易
混合运算(乘加、乘减、除加、除减两步计算式题) 2889 10
9×3+5=
9×(3+5)=
(8- )× =8
99-(23+39)={#blank#}2{#/blank#}
7×4+15={#blank#}3{#/blank#}
24+40÷8={#blank#}4{#/blank#}
(6+57)÷9={#blank#}5{#/blank#}
8×(69-60)={#blank#}6{#/blank#}
19–(3+6)= 19 – 3 + 6 = 9×7–40=
(70–30)÷8= 15+27÷9= 80–20+30=
72÷8+13= 90–5×8= 60+50–20=
74+9= 65-24= 3×5= 43-(3+20)=
47-8= 33+15= 5×5= 89-(34-14)=
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