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题型:填空题 题类:常考题 难易度:容易
两位数减两位数(进位)1149(11题)
17+{#blank#}1{#/blank#}=30
9+{#blank#}2{#/blank#}>34
38<40-{#blank#}3{#/blank#}
38+34={#blank#}1{#/blank#}
25+75={#blank#}2{#/blank#}
98-89={#blank#}3{#/blank#}
77-49={#blank#}4{#/blank#}
9×3 = 8×3 = 2×9= 8×6 =
80 – 59 = 35 + 49 = 77 – 77 = 9+76 =
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