Subtraction of Small Numbers Calculator
This Subtraction of Small Numbers Calculator helps you subtract simple integers and shows each step clearly on a number line. Start at the first number, then move left when subtracting a positive number and right when subtracting a negative number. Continue from each new position until all numbers have been subtracted. It is a simple way to check answers, understand subtraction visually, and practise basic arithmetic step by step.
Step-by-step method
- Start at the first number on the number line.
- Subtract the next number and move left or right that many steps.
- Repeat until all numbers have been subtracted.
Example 1: \(7 - 5\)
Step 1 - Start at the first number on the number line.
In this problem: Start at \(7\).
Step 2 - Subtract the next number. Move left or right that many steps.
In this problem: Subtract \(5\) → move left \(5\) steps → land on \(2\).
Final answer: \(7 - 5 = 2\)
Example 2: \(14 - 6 - 3\)
Step 1 - Start at the first number on the number line.
In this problem: Start at \(14\).
Step 2 - Subtract the next number. Move left or right that many steps. If there are more numbers, start where you land and repeat.
In this problem: Subtract \(6\) → move left \(6\) steps → land on \(8\).
Step 3 - Subtract the next number. Move left or right that many steps.
In this problem: Now start at \(8\). Subtract \(3\) → move left \(3\) steps → land on \(5\).
Final answer: \(14 - 6 - 3 = 5\)
Tip: Subtracting a negative number is the same as addition. Example: \(8 - (-3)\) is the same as \(8 + 3\) because subtracting \(-3\) moves \(3\) steps right.
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