LPS Objectives
Subtract whole numbers with up to five digits.
Subtract when some numbers are zeros.
NDE Standards
4.2.1 By the end of fourth grade, students will estimate, add, subtract, and divide whole numbers without and with calculators and solve word problems.
Rationale
This lesson was designed to provide extra support to a student needing subtraction practice. This particular student enjoys working on the computer and comprehends well when things are done on the computer.
Vocabulary
Subtraction
Internet
Less than
Goals
The student will be able to use the computer to practice subtracting whole numbers.
Objectives
The student will be able to access the internet to practice subtraction.
The student will be able to solve subtraction problems in 4 out of 5 opportunities.
Materials
Computer
Procedure
• Prior to starting to work on the computer, review three subtraction problems with the student on the marker board.
• Have the student access the internet.
• Guide the student to pick one of the websites to practice subtraction problems.
Assessment
Teacher observation of the student's progress on the websites.
Adaptations
Create the game so the student could physically play the games.
Give student scratch paper to solve problems and then record their answers in the game.