Question

a)2+2=?

b)49*67+15=?

c)78*90-90=?

d)600:2+45=?

Answer 1

a) =4

b) =3298

c) =6930

d) = 345

Answer 2

2+2=4

49x67+15=3283+15=3298

78x90-90=7020-90=6930

600:2=45=345