算術 - 運算

[NT 60487] Overview

[NT 60478] Works:	2 [NT 60520] works in 2 [NT 60521] publications in 1 [NT 60522] languages

[NT 60480] Titles

算術革命：能一口報出答案的史豐收速算法 [NT 59711] by: 趙慈庚; 史豐收 ([NT 1579] Language materials, printed)

有趣的速算術：強化你的數字計算能力 [NT 59711] by: 阿邊惠一; 張秀琪; 中村義作 ([NT 1579] Language materials, printed)