QUIZ 3 RETAKE ASSIGNMENT:
Multiplying on a Number Line:
1.
Always start at __________.
2.
The first / second number tells you the direction you need to face.
Name:___________________________
Core:_______
(circle one)
For example:
If the ____________ number is positive, you face the ______________ direction.
If the ____________ number is negative, you face the ______________ direction.
3.
The first / second number tells you which direction to move.
(circle one)
For example:
If the ____________ number is positive, you move ______________.
If the ____________ number is negative, you move ______________.
4.
The first / second number tells you how many groups of the first/second number to jump.
(circle one)
−4 • 3 =
Dividing on a Number Line:
1.
Always start at ___________.
2.
The first/second number tells where you will land.
3.
The first/second number tells you which direction you need to face.
(circle one)
(circle one)
For example:
If the ____________ number is positive, you face the ______________ direction.
If the ____________ number is negative, you face the ______________ direction.
4.
The first/second number tells the size of your jumps.
(circle one)
12 ÷ (−3)
Multiplication Rules:
positive number • positive number = _________________ number
negative number • negative number = _________________ number
positive number • negative number = _________________ number
negative number • positive number = _________________ number
If there are more than 2 numbers, and an even number of negative signs, the answer will be _______________.
If there are more than 2 numbers, and an odd number of negative signs, the answer will be _______________.
-9 • 8 =______
4 • -7 =______
-2 • -8 =______
-12 • -5 =______
6 • -3 =______
-10 • -7 =______
-2 • -5 • 6 =______
9 • 3 • -2 =______
Division Rules:
positive number ÷ positive number = _________________ number
negative number ÷ negative number = _________________ number
positive number ÷ negative number = _________________ number
negative number ÷ positive number = _________________ number
If there are more than 2 numbers, and an even number of negative signs, the answer will be _______________.
If there are more than 2 numbers, and an odd number of negative signs, the answer will be _______________.
-45 ÷ 5 =______
-24 ÷ -8 =______
56 ÷ -8 =______
-12 ÷ -6 =______
88 ÷ -11 =______
-15 ÷ -3 =______
-6 • -6 ÷ 9 =______
80 ÷ 10 • -4 =______
Word Problems:
1. Decide if you need to multiply or divide.
2. Write the problem you will use to solve.
3. Give the answer.
**Make sure to use negative numbers when needed**
Mrs. Rockwell lost money on an investment at a rate of $4 per day. Describe the change in her investment after ten days.
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problem
answer