function Get8RandomNumbers()
    local number = math.random (3,6)
    local limit = 100 / number
    local sum = 0
    local temp = {}
    for i = 1, number do
        local value = math.random(0, limit)
        sum = sum + value
        if i == number then
            value = 100 - sum
        end
        table.insert ( temp, value )
    end
    return temp
end

value = Get8RandomNumbers()
for i, v in ipairs ( value ) do
    print (v)
end