Halfway between 70 and 100 is (70 + 100) ÷ 2 = 85.
Wiki User
∙ 2012-11-03 05:42:39(70 + 100)/2 = 170/2 = 85
100
50
It is: 70
43
55
It is 87, the number halfway between the two middle numbers.
37, as it is the number halfway between them or half of their total.
The halfway point between 70 and 80 is (70 + 80) ÷ 2 = 75
50 It is 20 more than 30 and 20 less than 70 To find a halfway point (which is also the average), add the numbers together and divide by 2. 30 + 70 = 100 and 100 / 2 = 50
55:) thats wat i suggest. But yes its 55
70-10=60. 60/2=30. 10+30 or 70-30=40. Answer 40