MATH LESSON WEEK 1
MEAN (AVERAGE)
Michelle wants to determine the average of her test scores. She has earned the following scores: 63, 75, 70, 60 and 82. What is Michelle’s testing average?
Your answer‌
2
MEAN (AVERAGE)
Michelle wants to earn an average of, at least, 70 for all her tests. So far, she has earned the following grades: 63, 75, 70 and 60. What is the lowest score that Michelle can make on the next test to guarantee an average score of 70?
Your answer‌
3
MEAN (AVERAGE)
Michelle is going to take 5 tests in this year’s math class. In order to earn a test average of 70, what must the sum of all her grades total?
Your answer‌
4
Mixed #’s vs. Improper Fractions
Convert 4
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to an improper fraction in its lowest term. 1
2
What is the value of the numerator?
What is the value of the denominator?
Your answer‌
Your answer‌
3 What is the sum of the numerator and denominator?
Your answer‌
4 Which one is bigger? By how much?
Your answer‌
5
Solving for the variable
If 5x + 3 = -17, then x = ?
a. -25
b. -7
c. -4
1 3
e. 4
6
Solving for the variable
If y = -2, then 14 – 3 (y + 3) =
a. -1
b. 11
c. 14
d. 17
e. 29
7
Solving for the variable
If
c2
+
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a. 0
= 9, then c could be which of the following?
b. 1
c. 2
d. -1
e. -3
8
TIMES AS MUCH
Brandy & Lily shared the cost of an $11.70 lunch so that Brandy paid two times as much as Lily.
Who paid more? Which answer choice shows the amount that Lily paid? Explain your answer.
a. $3.90
b. $7.80
9
RECIPROCAL & DIVIDING FRACTIONS
ď ą What is the reciprocal of Your answer‌
5 9
and
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ď ą What is the result of multiplying a number by its reciprocal? Your answer‌ ď ą What number, when divided by its reciprocal results in Your answer‌
đ?&#x;?đ?&#x;?đ?&#x;?đ?&#x;? ? đ?&#x;–đ?&#x;–đ?&#x;–đ?&#x;–
10