题型:填空题 题类:常考题 难易度:普通
两位数加整十数(不进位)979(10题)
42+30={#blank#}1{#/blank#} | 17-9={#blank#}2{#/blank#} |
58-5{#blank#}1{#/blank#}58-50 | 14-6{#blank#}2{#/blank#}12-6 | 96-7{#blank#}3{#/blank#}6+70 |
17-9{#blank#}4{#/blank#}16-8 | 73+8+2{#blank#}5{#/blank#}73+(8+2) | 86-(50-20){#blank#}6{#/blank#}86-50-20 |
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