Multiplying and Dividing Rational Numbers
Practice multiplying and dividing rational numbers, including fractions, decimals, and integers, for 6th grade math.
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Multiplying and Dividing Rational Numbers
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Read each question carefully and solve for the correct answer. Show your work where applicable. Remember the rules for multiplying and dividing positive and negative numbers.
1. When multiplying two negative numbers, the product will be .
2. To divide by a fraction, you multiply by its .
3. The product of a positive number and a negative number is always .
4. What is the product of -5 and 7?
12
-12
35
-35
5. Which expression is equivalent to 3/4 ÷ 1/2?
3/4 × 1/2
3/4 × 2/1
4/3 × 1/2
4/3 × 2/1
6. Multiply: -3.5 × 4.2
7. Divide: 15.6 ÷ (-3)
8. Multiply: 2/3 × (-1/4)
9. Divide: -5/6 ÷ 10/12
10. The reciprocal of -3 is 1/3.
True
False
11. Multiplying a number by zero always results in zero.
True
False
12. A submarine is descending at a rate of 2.5 meters per second. How far will it descend in 15 seconds?
13. Sarah has 4 1/2 pizzas. If each person eats 3/8 of a pizza, how many people can Sarah feed?