12 Habits of Mind
Computation and Estimation
For Grades: 3-5
Learning Goal 1
Make calculations when necessary to solve real-world problems and decide whether to make the calculation mentally, on paper, or with the help of a calculator or computer.
Learning Goal 2
Use fractions and decimals, translating when necessary between commonly encountered fractions (halves, fourths, fifths, tenths, and hundredths) and their decimal equivalents.
Learning Goal 6
Add or subtract any two whole numbers between 1 and 100.
Learning Goal 7
Multiply any two whole numbers between 1 and 10 and multiply or divide any number by 2, 10, or 100.
Learning Goal 8
Use a calculator to add, subtract, multiply, and divide any two whole or decimal numbers.