HSK 4
数字
shùzì名
numeral; digit; number; figure
请把这个数字写清楚。
Qǐng bǎ zhè ge shù zì xiě qīng chǔ.
Please write this digit clearly.
Say it
Hold the button, say it, then let go.
Other HSK words sharing a character
Also free:
New in the HSK 3.0 word list at level 4.