Question

18x123+9x4567x2+3x5310x6

[2+4+6+8+...+18+20+22]+48

Answer 1

18 x 123 + 9 x 4567 x 2 + 3 x 5310 x 6

= 18 x 123 + 18 x 4567 + 18 x 5310

= 18 x (123 + 4567 + 5310)

= 18 x 10000

= 180000

Answer 2

18.123+9.4567.2+3.5310.6

=18.123+9.2.4567+3.6.5310

=18.123+18.4567+18.5310

=18.(123+4567+5310)

=18.10000=180000

DẤU CHẤM LÀ NHAN NHÉ !

Answer 3

( 2+4+6+...+18+20+22) + 48

= (22+2).[(22-2):2+1] : 2 + 48

= 132 + 48

= 180

phần a bn lm như mấy bn kia nha\

Answer 4

18 . 123 + 9 . 4567 . 2 + 3 . 5310 . 6

= 18 . 123 + 18 . 4567 + 18 . 5310

= 18 . ( 123 + 4567 + 5310 )

= 18 . 10 000

= 180 000

Answer 5

cau b lam kieu j

Answer 6

cau b lm sai rui

Answer 7

1000 moi dung

Answer 8

b đúng rùi

thế mà cứ bảo sai

Answer 9

Đ/S 180000

HT nhớ k nhé