✨ Best Answer ✨
84÷15=5...9
表示有84顆蘋果分給15人，每人可拿5顆，
剩下9顆，也就是不足6顆，
如果又有6顆 (84+6=90)就能給15人分完(整除)，
(某數+6)÷15...0
(某數+6)÷24...0
(某數+6)為24與15的公倍數，
24,15的公倍數有120,240...600,720
某數+6=600，某數=594不合，
某數+6=720，某數=714，7+1+4=12
Mathematics
Junior High
Solved
求解，謝謝🙏
(B)12、有一個三位數,介於600~800之間,若此數被15與24除均不足6,
則此三位數各位數的數字和為多少?
(A)9
(B)12
(C)15
(D)18
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