Quizz (+50) sampe poin 20.000
21 - 18 + 4! = ?
21 - 18 + 4! = ?
21 - 18 + 4!
= 21 - 18 + ( 4 × 3 × 2 × 1 )
= 21 - 18 + ( 12 × 2 × 1 )
= 21 - 18 + ( 24 × 1 )
= 3 + 24
= 27
Penjelasan dengan langkah-langkah:
21 - 18 + 4!
= 21 - 18 + 4!
= 21 - 18 + (4×3×2)
= 3 + 24
= 27