A
Order the following numbers from least to greatest.
-5.2, -3/8, -6, 0.3, -1/4
-6, -5.2, -3/8, -1/4, 0.3
For the given value of a, find -a and |a|.
a = -0.2
-a = -(-0.2) = 0.2
|a| = |-0.2| = 0.2
Identify the coefficients in -3x - 5 -7x - 9.
-3 and -7
What are the like terms in the following expression:
2x + 4y - x + 0.2y + 4
2x and -x
4y and 0.2y
Name the property being shown:
(4 + 3) + 2 = 4 + (3 + 2)
Estimate the following without a calculator.
The square root of 13
Between 3 and 4
Find the sum. No calculator.
-3.6 + -5.5
-9.1
Find the difference.
12 - 19
-7
Find the sum. No calculator.
16.1 + (-9.3)
6.8
Find the difference. No calculator.
8.2 - (-1.6)
9.8
Evaluate the expression when x=2 and y=-3.
(x - 7) + y
-8
Tell whether the number is a real number, a rational number, an irrational number, an integer or a whole number; 0.3
real, rational
1/2 (-6) (-3)
9
Find the product. No calc.
(-1/3)x times (-18).
6x
Tell whether the following is a real number, a rational number, an irrational number, an integer, or a whole number; the square root of 49
real, rational, integer, whole
Apply the distributive property.
3(x - 2) + 14
3x + 8
A company has a profit of $2.07 million in its first year, -$1.54 million in its second year, and -$.76 million in its third year. Find the company's total profit for the three years.
-$.23 million
Tell whether the number is a real number, a rational number, an irrational number, an integer or a whole number; the square root of 8
real, irrational
Name the property being shown.
(-4) + 4 = 0
Inverse Property
Find the quotient. No calculator.
56 divided by -4.
-14
Find the sum. No calculator.
-12 + -9 + 8 + 2 + -3
-14
The water level of a swimming pool is 3.3 feet and changes at an average rate of -0.14 feet per day due to water evaporation. What will the water level of the pool be after 4 days?
2.74 feet
(-4/9) divided by (-2/3)
2/3
Simplify the expression.
The quantity 24x - 40 divided by 8
3x - 5
Name the properties being shown.
a. 2 x 8 x 3 = 2 x 3 x 8
b. 3 + 0 = 3
c. 4(3 + 2x) = 12 + 8x
a. Commutative
b. Identity Addition
c. Distributive