598 x 20 + 598 x 80
= 598 x ( 20 + 80 0
= 598 x 100
= 59800
598x 20 + 598 x 80
= 598 x ( 80 + 20 )
= 598 x 100
= 59800
598 x ( 20 + 80 )
598 x 100
59800
589x20+589x80
=589x(20+80)
=589x100
=58900
Đáp số: 59 800
k mik nha
598 x 20 + 598 x 80 = 598 x (20+80)
= 598 x100
=59800