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题型:解决问题 题类:常考题 难易度:容易
两位数减整十数(不退位)998(10题)
{#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#}={#blank#}4{#/blank#}(页)
670-30{#blank#}1{#/blank#}650
1000{#blank#}2{#/blank#}99+1
75-26{#blank#}3{#/blank#}50
36+64{#blank#}4{#/blank#}100
50+30= 17+30= 48-7= 30+26= 90-80=
10+78= 38-20= 32+7= 4+20= 70+6=
67-50= 25-3= 4+25= 68-60= 36-6=
99-6= 67+2= 87-7= 96-60= 32+50=
32+5= 5+71= 29-5= 49-4= 5+32=
50+6= 62-7= 7+21= 20+25= 87-52=
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