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Seven days of questions and answers

Math Trivia Answers Archive

Review earlier daily rounds, reveal the correct answer, and use the short explanation to learn the fact behind each question. Page 1 of 12 covers seven completed UTC days.

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Daily round

  1. What is 31 + 21?

    Answer: 52

    31 + 21 = 52.

  2. What is 29 − 15?

    Answer: 14

    29 − 15 = 14.

  3. What is 58 + 20?

    Answer: 78

    58 + 20 = 78.

  4. What is 7 × 4?

    Answer: 28

    7 × 4 = 28.

  5. What is 23 − 11?

    Answer: 12

    23 − 11 = 12.

Daily round

  1. What is 12 ÷ 3?

    Answer: 4

    12 ÷ 3 = 4.

  2. What is 90 ÷ 6?

    Answer: 15

    90 ÷ 6 = 15.

  3. What is 36 ÷ 3?

    Answer: 12

    36 ÷ 3 = 12.

  4. What is 55 − 7?

    Answer: 48

    55 − 7 = 48.

  5. What is 33 − 5?

    Answer: 28

    33 − 5 = 28.

Daily round

  1. Which fraction is equivalent to 9/10?

    Answer: 18/20

    Multiplying numerator and denominator by 2 gives 18/20.

  2. What is the area of a rectangle 13 units wide and 16 units long?

    Answer: 208 square units

    Rectangle area is width times length: 13 × 16 = 208 square units.

  3. What is 85 + 19?

    Answer: 104

    85 + 19 = 104.

  4. What is 12 × 7?

    Answer: 84

    12 × 7 = 84.

  5. What is 67 − 15?

    Answer: 52

    67 − 15 = 52.

Daily round

  1. What is 90 ÷ 9?

    Answer: 10

    90 ÷ 9 = 10.

  2. What is the area of a rectangle 9 units wide and 12 units long?

    Answer: 108 square units

    Rectangle area is width times length: 9 × 12 = 108 square units.

  3. What is 67 + 12?

    Answer: 79

    67 + 12 = 79.

  4. What is 3 × 8?

    Answer: 24

    3 × 8 = 24.

  5. What is 84 − 20?

    Answer: 64

    84 − 20 = 64.

Daily round

  1. What is 9 × 5?

    Answer: 45

    9 × 5 = 45.

  2. What is 5 × 3?

    Answer: 15

    5 × 3 = 15.

  3. What is 25 + 11?

    Answer: 36

    25 + 11 = 36.

  4. What is 39 − 9?

    Answer: 30

    39 − 9 = 30.

  5. Which fraction is equivalent to 7/8?

    Answer: 28/32

    Multiplying numerator and denominator by 4 gives 28/32.

Daily round

  1. Which fraction is equivalent to 5/6?

    Answer: 10/12

    Multiplying numerator and denominator by 2 gives 10/12.

  2. What is 60 − 4?

    Answer: 56

    60 − 4 = 56.

  3. What is 12 × 12?

    Answer: 144

    12 × 12 = 144.

  4. What is 77 − 9?

    Answer: 68

    77 − 9 = 68.

  5. What is 28 + 16?

    Answer: 44

    28 + 16 = 44.

Daily round

  1. What is 72 ÷ 8?

    Answer: 9

    72 ÷ 8 = 9.

  2. What is 28 − 8?

    Answer: 20

    28 − 8 = 20.

  3. What is 43 + 18?

    Answer: 61

    43 + 18 = 61.

  4. What is 112 ÷ 7?

    Answer: 16

    112 ÷ 7 = 16.

  5. Which fraction is equivalent to 2/3?

    Answer: 6/9

    Multiplying numerator and denominator by 3 gives 6/9.