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To train students in mental calculation for Addition & Subtraction, incorporate activities like number bonds (pairs of numbers that add up to a certain sum), flashcards with quick recall drills, interactive games that require fast thinking, timed quizzes to enhance speed and accuracy, and using real-life scenarios to solve problems mentally. These methods can significantly improve students' mental arithmetic skills.
Developing mental calculation skills in Grade 2 Addition & Subtraction involves teaching children to perform basic arithmetic operations in their heads without the use of physical counting aids (like fingers or objects) or written methods.
To develop mental calculation skills in Grade 2 students for addition and subtraction, use daily practice exercises focusing on small numbers. Introduce fun games and puzzles that involve these operations. Visual aids like number lines or counters can help students understand concepts better. Encourage estimation to build number sense. Lastly, praise effort to boost confidence and motivation.