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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