知识
99乘法口诀表儿歌全文
2026-01-19 06:31:05
来源：互联网转载
小九九口诀为
1x1=1
1x2=22x2=4
1x3=32x3=63x3=9
1x4=42x4=83x4=124x4=16
1x5=52x5=103x5=154x5=20
5x5=25
1x6=62x6=123x6=184x6=24
5x6=306x6=36
1x7=72x7=143x7=214x7=285x7=356x7=427x7=49
1x8=82x8=163x8=24
4x8=325x8=406x8=48
7x8=568x8=64
1x9=92x9=183x9=27
4x9=365x9=456x9=547x9=638x9=729x9=81。
小九九乘法口诀表儿歌