計 (jì) means “to calculate”. The 計 stroke order has 9 strokes; the animation above shows them one at a time. Its radical is 讠. To practise how to write 計, open writing practice; to hear how to pronounce 計, use the pronunciation trainer.
Words with 計
计 — jì, to calculate; to compute; to count; to regard as important; to plan; ruse; meter; gauge
估计 — gū jì, to estimate; to reckon; (coll.) to suppose
计划 — jì huà, plan; project; program; to plan; to map out