(657 + 49) x 2
= 706 x 2
= 1412
1412 đúng 100 %
1412 = KID
\(\left(657+49\right)\times2\)
\(=706\times2\)
\(=1412\)
k mk nha
(657 + 49) . 2 = 706 . 2
= 1412
chúc bn hok tốt ^-^
C1:\(\left(657+49\right).2=706.2=1412\)
C2:\(\left(657+49\right).2=657.2+49.2\)
\(=1314+98=1412\)
( 657 + 49 ) x 2
= 706 x 2
= 706 + 706
= 1412