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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