Integer Operations Calculator
Three tools in one: add and subtract on a visual number line, multiply and divide with the sign rule explained, or evaluate multi-step expressions. Every answer comes with the full working shown step by step.
1 Calculator
Pick a tool below. Nothing is hidden — every answer shows each step.
Add or subtract with a number-line walk
Enter two integers. The calculator walks the number line and shows the landing point.
Multiply or divide with the sign rule
Enter two integers. The calculator applies “same → positive, different → negative” and shows why.
Multi-step expressions, left to right
Enter three integers and two operations. The calculator works left to right, one step at a time.