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题型:填空题 题类:常考题 难易度:容易
8的乘法口诀 1830 11
5×8+8= 6×8+8= 8×10-10=
4×(98-89)={#blank#}1{#/blank#}
19–(3+6)= 19 – 3 + 6 = 9×7–40=
(70–30)÷8= 15+27÷9= 80–20+30=
72÷8+13= 90–5×8= 60+50–20=
5×6= 8×4= 9×3= 7×9= 6×7+8=
82-32= 71-8= 23+6= 42+28= 9×9-30=
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