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题型：填空题 题类：常考题 难易度：容易
两位数减一位数（退位）1108（10题）
48＋7=
32－7=
□＋△=22
△－5=7
54＋3={#blank#}1{#/blank#}
74＋3={#blank#}2{#/blank#}
94＋3={#blank#}3{#/blank#}
43 + 5 = 55 + 4 = 67 + 2 = 3 + 62 =
43 +50 = 55 +40 = 67 +20 = 30 +62 =
87 – 60 = 68 – 30 = 45 – 40 = 56 – 20 =
87 – 6 = 68 – 3 = 45 – 4 = 56 – 2 =
50-{#blank#}1{#/blank#}=46+{#blank#}2{#/blank#} 75+{#blank#}3{#/blank#}=85-{#blank#}4{#/blank#}
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