5 points 30×21-70+83=
789:40-3=
57+23=

hello btw today is my birthday (. ❛ ᴗ ❛.)

1). 477

2). 16,725

3). 80

Step-by-step explanation:

1). (30×21=630)-(70+83=153)

=630-153=477

2). 789÷40=16,725

3). 57+23=80

note: i hope this answer helps

sorry if this answer wrong

btw happy birthday to you

i dont know sorry

step-by-step explanation:

ruth is 6 years old

step-by-step explanation:

6 + 24 = 30,   so 6/30 = .2  

if you do 1/5 it also equals .2, so that is the answer.