60 - 6 tens and 0 ones, 74 - 7 tens and 4 ones, 47 - 4 tens and 7 ones, 12 - 1 ten and 2 ones, 21 - 2 tens and 1 one, 14 - 1 ten and 4 ones, 41 - 4 tens AND 1 one, 6 - 0 tens and 6 ones,

Place Value 1.c

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?