Compare and Order Fractions Quick Quiz

Evaluate the expression when a = 5,b = 3.9, and c = 0.7

a - b
1. 1.1
2. Study
Evaluate the expression when a = 5,b = 3.9, and c = 0.7

a + b
1. 8.9
2. Study
Evaluate the expression when a = 5,b = 3.9, and c = 0.7

b + c
1. 3.2
2. Study
Evaluate the expression when a = 5,b = 3.9, and c = 0.7

a(b + c)
1. 23
2. Study
Evaluate the expression when a = 5,b = 3.9, and c = 0.7

a + b + c
1. 9.6
2. Study
Evaluate the expression when a = 5,b = 3.9, and c = 0.7

a - b - c
1. 0.4
2. Study
Evaluate the expression when a = 5,b = 3.9, and c = 0.7

a(b - c)
1. 16
2. Study
Which of the following shows 56 written using scientific notation?
1. 50 + 6
2. 5 * 10¹ + 6 * 10⁰
3. 56 * 10¹
4. 5.6 * 10¹
Which of the following shows 930 written using scientific notation?
1. 9.3 * 10²
2. 900 + 30
3. 9 * 10² + 3 * 10¹
4. 93 * 10²
Which of the following shows 427 written using scientific notation?
1. 400 + 20 + 7
2. 4.27 * 10²
3. 42.7 * 10¹
4. 4 * 10² + 2 * 10¹ + 7 10⁰
Which of the following shows 47,000 written using scientific notation?
1. 47 * 10³
2. 4.7 * 10⁴
3. 4 * 10⁴ + 7 * 10³
4. 40,000 + 7,000
Which of the following shows 506,000 written using scientific notation?
1. 506 * 10³
2. 5 * 10⁵ + 6 * 10³ + 7 10⁰
3. 5.06 * 10⁵
4. 500,000 + 6,000
Which of the following shows 32 billion written using scientific notation?
1. 32 * 10⁹
2. 32 * 10¹⁰
3. 3.2 * 10⁹
4. 3.2 * 10¹⁰
Jonathan split a bag of candy among 8 friends. Each friend was given the same number of candies and there were 7 extra candies left in the bag. Which of the following could be the number of candies that were in the bag to start?
1. 46
2. 53
3. 63
4. 68
Lisa split a bag of candy among 5 friends. Each friend was given the same number of candies and there were 3 extra candies left in the bag. Which of the following could be the number of candies that were in the bag to start?
1. 22
2. 29
3. 38
4. 47