Question
18 x 23+ 15 x  23 
= (a) _______ x 23
= (b) _______
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

18 x 23+ 15 x  23 
= (a) _______ x 23
= (b) _______