Question

viết sôs thích hợp vào chỗ chấm   a + o + b = ...........+ ........... + 0 =  ........+ ..........

Answer 1

a+0+b=a+b+0=a+b

Answer 2

a + 0 + b = a + b + 0 = a + b

Answer 3

a + 0 + b = a + b + 0 = a + b

Answer 4

a+0+b=b+a+0=a+b

Answer 5

a+0+b=a+b+0=a+b

Answer 6

Trl :

a + 0 + b = a + b + 0 = a + b

hok tốt

Answer 7

a+0+b=a+b+0=a+b

Answer 8

a+0+b=a+b+0=a+b

Answer 9

easy 

\(a+0+b\)

\(=a+b+0\)

\(=a+b\)

Answer 10

a + 0 + ß

= a + ß + 0

= a + ß