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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