试题 试卷
题型：解决问题 题类：常考题 难易度：困难
整十数加、减整十数1044（10题）
= （个）
70-30（{#blank#}1{#/blank#}）21+28 54-14（{#blank#}2{#/blank#}）19+20 40+13（{#blank#}3{#/blank#}）65-14
17+20（{#blank#}4{#/blank#}）15+23 27+21（{#blank#}5{#/blank#}）15+33 51-30（{#blank#}6{#/blank#}）38-17
90＋{#blank#}1{#/blank#}=100
80＋{#blank#}2{#/blank#}=100
70＋{#blank#}3{#/blank#}=100
60＋{#blank#}4{#/blank#}=100
50＋{#blank#}5{#/blank#}=100
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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