Tutorial & Exercises
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Use Symbolic Math
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Use 6 Dot Entry
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Practice Problems
- Multiple Choice 3.1 (
Direct Answer 3.1
)
Multiple Choice 3.1: Subtraction within 1000
Choose the correct answer
1.
⠼⠋⠓⠑⠐⠤⠼⠙⠚⠊⠀⠐⠶
⠼⠃⠚⠋
⠼⠃⠛⠋
⠼⠃⠋⠋
2.
⠼⠛⠉⠊⠐⠤⠼⠃⠚⠓⠀⠐⠶
⠼⠑⠃⠁
⠼⠙⠉⠁
⠼⠑⠉⠁
3.
⠼⠋⠑⠑⠐⠤⠼⠑⠓⠚⠀⠐⠶
⠼⠛⠙
⠼⠛⠑
⠼⠛⠓
4.
⠼⠛⠉⠋⠐⠤⠼⠑⠚⠙⠀⠐⠶
⠼⠉⠃⠉
⠼⠃⠉⠃
⠼⠃⠃⠃
5.
⠼⠓⠑⠊⠐⠤⠼⠃⠙⠀⠐⠶
⠼⠓⠑⠚
⠼⠓⠉⠑
⠼⠓⠉⠁
6.
⠼⠓⠙⠓⠐⠤⠼⠁⠋⠋⠀⠐⠶
⠼⠋⠛⠁
⠼⠋⠓⠛
⠼⠋⠓⠃
7.
⠼⠓⠚⠑⠐⠤⠼⠁⠋⠃⠀⠐⠶
⠼⠋⠙⠉
⠼⠛⠉⠉
⠼⠋⠑⠉
8.
⠼⠃⠓⠛⠐⠤⠼⠁⠙⠉⠀⠐⠶
⠼⠁⠉⠛
⠼⠁⠙⠙
⠼⠁⠉⠓
9.
⠼⠓⠁⠙⠐⠤⠼⠉⠓⠃⠀⠐⠶
⠼⠙⠉⠃
⠼⠙⠙⠁
⠼⠙⠙⠃
10.
⠼⠓⠉⠊⠐⠤⠼⠁⠋⠋⠀⠐⠶
⠼⠋⠋⠉
⠼⠛⠋⠉
⠼⠋⠛⠉
Direct Answer
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