Section 21.3 Deliberate Practice: Adding and Subtracting Decimals
Algebra is a skill, which means it requires practice to become proficient. But it will take more than rote repetition to get there. Deliberate practice is the thoughtful repetition of a task. For each of these sections, you will be given a list of specific skills or ideas to focus on as you practice thinking through the problems.
Focus on these skills:
Write the original expression.
Focus your attention on the position of the digits relative to the decimal point.
Present your work legibly.
Worksheet Worksheet
Instructions: Perform the indicated calculation.
1.
Calculate \(3.14 + 1.08\text{.}\)
2.
Calculate \(2.4 + 3.81\text{.}\)
3.
Calculate \(4.07 - 2.78\text{.}\)
4.
Calculate \(3.3 - 1.07\text{.}\)
5.
Calculate \(5.32 + 2.079\text{.}\)
6.
Calculate \(1.6 + 2.504\text{.}\)
7.
Calculate \(2.054 - 1.23\text{.}\)
8.
Calculate \(3.13 - 1.307\text{.}\)
9.
Calculate \(12.08 + 3.127\text{.}\)
10.
Calculate \(11.37 - 2.037\text{.}\)