试题 试卷
题型：填空题 题类：常考题 难易度：普通
9的乘法口诀1858 10
8×2＋8＝8×
7×7＋7＝7×
9×6－9＝9×
9×8＋9＝9×
4×3= 2×6= 37+52= 46-30=
4×5= 3×2= 79-28= 64+25=
5×5+18= 6×4-10= 2×5+70= 3×6+42=
54+46=
13-0.3=
4.2×7=
16÷96=
=
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