1) Partition 16 into tens and ones. 2) Partition 21 into tens and ones. 3) Partition 134 into hundreds, tens and ones. 4) Partition 256 into hundreds, tens and ones. 5) Partition 45 into tens and ones. 6) Partition 99 into tens and ones.

Partitioning.

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？