let it be; let it pass; forget about it
算 (suàn) · 14 strokes
Depicts a tool (具) made from bamboo (⺮) for performing calculations, such as an abacus.
了 (le) · 2 strokes
Pictograph of a young child, similar to 子, but without arms. Compare to 孑 (child only with right arm) and 孓 (child only with left arm). The current meaning is a phonetic loan.