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题型:单选题 题类:常考题 难易度:普通
加、减两步式题547(10题)
= (支)
9-2 10-4 4+3 1+6 6-3
5+2 2+1 8-2 10-3 8-5
0+6 5-2 10-7 9-6 7-1
{#blank#}1{#/blank#}+2=7 2+{#blank#}2{#/blank#}=8
{#blank#}3{#/blank#}-5=2 5-{#blank#}4{#/blank#}=5
10=4+{#blank#}5{#/blank#} {#blank#}6{#/blank#}+7=10
10-{#blank#}7{#/blank#}>5 {#blank#}8{#/blank#}-3<3 {#blank#}9{#/blank#}+4>7
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