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Jeopardy! Chapter 4 Math Review Final Jeopardy Jeopardy

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**Jeopardy 10 20 30 40 50 Double Jeopardy Divisibility Rules**

Exponents & Prime Factorization Fractions & Mixed Numbers GCF & LCM Decimals & Comparing Fractions 10 20 30 40 50

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**What are the divisibility rules for**

2, 5, & 10? Category Answer 10 points

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Answer A number is divisible by 2 if the last digit is an even number (2,4 ,6, 8, or 0). A number is divisible by 5 if the last digit is 5 or 0. A number is divisible by 10 is the last digit is 0. 10 points

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**Is 57 divisible by 2, 5, 10, 3, 6, or 9? Answer 20 points**

Category Answer 20 points

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**Answer 2 no 5 no 10 no 3 5+7=12 yes 6 no 9 5+7=12 no**

57 is only divisible by 3. 57 2 no 5 no 10 no 3 5+7=12 yes 6 no 9 5+7=12 no 20 points

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Is 2,187 divisible by 9? Answer 30 points

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Answer Yes =18 yes 30 points

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Is 1,956 divisible by 2, 5, 10, 3, 6, or 9? Answer 40 points

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**Answer 2 yes 5 no 10 no 3 1+9+5+6=21 yes 6 yes 9 1+9+5+6=21 no**

1,956 is divisible by 2, 3, and 6. 1,956 2 yes 5 no 10 no =21 yes 6 yes =21 no 40 points

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**How much would you like to wager?**

Daily Double How much would you like to wager?

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Is 202,470 divisible by 2, 5, 10, 3, 6, or 9? Answer

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**Answer 2 yes 5 yes 10 yes 3 2+0+2+4+7+0=15 yes 6 yes**

202,470 is divisible by 2,5,10,3,and 6. 202,470 2 yes 5 yes 10 yes =15 yes 6 yes =15 no

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**Write this expression using exponents AND in standard form.**

3 x 3 x 3 x 3 Answer 10 points

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Answer 34 3x3x3x3= 81 9 x 9 10 points

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**Use the Order of Operations to Simplify**

23 – 6 ÷ 3 Answer 20 points

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Answer 23 – 6 ÷ 3 8 – 6 ÷ 3 8 – 2 6 20 points

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**Find the prime factorization of 28.**

Answer 30 points

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Answer 28 2 14 2x2x7=28 22 x 7=28 30 points

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**Simplify the expression**

(15-1) - 32 Answer 40 points

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Answer (15-1) - 32 14 - 9 5 40 points

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**Find the prime factorization of 540.**

Answer 50 points

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Answer 540 2x2x3x3x3x5=540 22x33x5=540 50 points

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**Name 2 equivalent fractions for**

Answer 10 points

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Answer Only way to divide. Can multiply by any number. 10 points

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**Rewrite as an improper fraction.**

Answer 20 points

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Answer =12 + x 20 points

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Write as a mixed number. Answer 30 points

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Answer 30 points

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**Write as an improper fraction.**

Answer 40 points

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Answer =40 + x 40 points

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**List two equivalent fractions for**

Answer 50 points

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Answer Can multiply by any number. 50 points

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**Find the greatest common factor of 18 and 28.**

Answer 10 points

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Answer 1 x x 28 2 x x 14 3 x x 7 GCF = 2 10 points

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**Find the least common multiple of**

12 and 22 Answer 20 points

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Answer M 12: 12, 24, 36, 48, 60, 72, 84, 96, 108, 120, 132 M 22: 22, 44, 66, 88, 110, 132 LCM = 132 20 points

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**Find the greatest common factor of**

18, 27, and 36 Answer 30 points

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Answer 1 x x x 36 2 x x 9 2 x 13 3 x x 12 4 x 9 GCF = x 6 30 points

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**Find the least common multiple of**

4, 5 and 8 Answer 40 points

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Answer M4: 4, 8, 12, 16, 20, 24, 28, 32, 36, 40 M 5: 5, 10, 15, 2 0, 25, 30, 35, 40 M8: 8, 16, 24, 32, 40 LCM= 40 40 points

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**Find the greatest common factor of 32 and 48**

Answer 50 points

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Answer 1 x X 48 2 X x 24 4 x x 16 4 x 12 6 x 8 GCF= 16 50 points

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**Order from least to greatest**

Answer 10 points

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Answer 1 , 1 , 1 10 points

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Write as a decimal. Answer 20 points

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Answer 20 points

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**Order least to greatest**

Answer 30 points

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Answer 30 points

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Write as a fraction. 0.06 Answer 40 points

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Answer 40 points

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Write as a fraction 4.52 Answer 50 points

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Answer 50 points

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**Final Jeopardy Category**

Prime Numbers How much would you like to wager?

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**Final Jeopardy Question**

List the first ten prime numbers (in order). Answer

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Final Jeopardy Answer 2, 3, 5, 7, 11, 13, 17, 19, 23, 29

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Chapter 4 Notes. 4-1 Divisibility and Factors Divisibility Rules for 2, 5, and 10 An integer is divisible by –2 if it ends in 0, 2, 4, 6, or 8 –5 if it.

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