90
The sum of these numbers is 563.
50 + 40 + 40 + 40 + 30 + 30 + 20 + 10 = 260
132
30 + 10 + 5 + 5 = 50
The average of 0.3 and 3 and 30 is 11.1
It is 110
30
-20
30
The answer is 137this was answered by tyra hooper 5th grade :-)^ That answer is incorrect. 372 is the correct answer.
-75
30 + 46 = 76
61+24=85
286
9/10 + 2/3 = 27/30 + 20/30 = 47/30 or 1 and 17/30
30 + ab + 6b + 5a = 5(a+6) + b(a+6) = (b+5)(a+6)