试题 试卷
题型：填空题 题类：常考题 难易度：容易
整十数加、减整十数1039（10题）
40＜5030
2+40{#blank#}1{#/blank#}24
79－70{#blank#}2{#/blank#}9
4+4＝{#blank#}1{#/blank#}
40+40＝{#blank#}2{#/blank#}
5-1＝{#blank#}3{#/blank#}
50-10＝{#blank#}4{#/blank#}
9-2＝{#blank#}5{#/blank#}
90-20＝{#blank#}6{#/blank#}
8+2＝{#blank#}7{#/blank#}
80+20＝{#blank#}8{#/blank#}
40+9 = 10 +30 = 59 – 7 = 85 – 80 =
60+40 = 26 +10 = 88 – 8 = 50 +26 =
72 + 27 = 38 – 27 = 54 +25 = 73 – 23 =
100 – 30 = 38 – 35 = 60 + 15 = 16 + 40 =
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