What are some ways to keep the actual cost of a project within the planned cost?

Some tips for effective task list management in a project include: prioritizing tasks based on their importance and urgency, breaking down larger tasks into smaller, manageable parts, setting realistic deadlines for each task, using a task management tool to keep track of tasks and their progress, regularly reviewing and updating the task list, and delegating tasks appropriately among team members.

The percent used to date in a project can be minimized by efficient budget management. This includes careful planning, regular monitoring of actual costs against planned costs, and taking corrective actions when necessary. It's also important to avoid unnecessary expenses such as unproductive meetings, which are considered a major time-waster by many teams.

Some common challenges in project budget calculations include accurately estimating costs, managing unexpected costs, tracking actual costs against the planned budget, and adjusting the budget as project requirements change.