Basic Mathematics Solved Problems |
Topics - Contents
Adding and Subtracting Decimals
Related Topics: Orders of operation; Adding and Subtracting Fractions
Adding Decimals
- Write the decimals in vertical order and the decimal points in one column
- Add digits from right to left.
Examples: 1. Find the sum of 0.002, 1.25, 56.88, 103.0125, 69.0007 and 32.112354
- Vertical order and decimal points in one column
- Add digits from left to right.
Subtracting Decimals
- Write the decimals in vertical order and the decimal points in one column. The larger number must be at the top.
- Subtract digits from right to left.
Examples: 1. What is the difference between 15.23 and 2.645
- Vertical order and decimal points in one column
- Subtract digits from left to right.
2. What is the difference between 15.2325 and 2.645
- Vertical order and decimal points in one column
- Subtract digits from left to right.