Q.
21 × 20
Nt : Hm , ya ga bestih?
21 × 20
Nt : Hm , ya ga bestih?
21 × 20 = ....
( cara terlampir )
Jadi, 21 × 20 = 420
SEMOGA MEMBANTU
[tex] \colorbox{black}{\blue{\boxed{\colorbox{red}{{\cal{DARI ⚡VOLT⚡ORIGIN}}}}}} [/tex]
=21 x 20
=420.
jawaban terlampir!