试题 试卷
题型:脱式计算 题类: 难易度:困难
5.20小学数学科学城巴蜀小升初测试题
⑴ ⑵
⑶ ⑷
⑸99×98-98×98+98×97-97×97+…+4×3-3×3 ⑹
⑺ ⑻
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={#blank#}2{#/blank#}
={#blank#}3{#/blank#}
÷ {#blank#}1{#/blank#} ÷3{#blank#}2{#/blank#}
×2{#blank#}3{#/blank#} ÷2 13÷ {#blank#}4{#/blank#}13×
× ÷ ÷ ×
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