Mathematics

5th

grade

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12 questions

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  • 1. Multiple Choice
    45 seconds
    1 pt

    Решите  315+1215\frac{3}{15}+\frac{12}{15}  

    1

    15

    12

    8

  • 2. Multiple Choice
    45 seconds
    1 pt

     16211221\frac{16}{21}-\frac{12}{21}  

     40\frac{4}{0}  

     2821\frac{28}{21}  

     421\frac{4}{21}  

    0

  • 3. Multiple Choice
    45 seconds
    1 pt

     4 15+3 454\ \frac{1}{5}+3\ \frac{4}{5}  

     35\frac{3}{5}  

    7

     7 177\ \frac{1}{7}  

    8

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