Absolute values and Opposites
Calculate |−8.4|
8.4
Convert −3/5 to a decimal.
-0.6
Calculate:
−13 + 8
-5
Evaluate:
√81
9
Multiply and simplify:
3/4 × 2/5
3/10
What is the additive inverse of +7/9?
-7/9
Which is greater: −0.58 or −5/8?
-0.58
Calculate:
9 − (−14)
+23
Calculate:
4³
64
What is the reciprocal of 5/12?
12/5
A number is 3.6 units to the left of 0. What is the number and its additive inverse?
-3.6 and +3.6
Order from least to greatest:
−0.72, −3/4, 0.40, 3/8
−3/4 < −0.72 < 3/8 < 0.40
Calculate:
(−7)(+8)
-56
A cube has volume 343 cm³. What is its edge length?
7 cm
Calculate and simplify:
7/8 ÷ 1/4
7/2
Two additive inverses are 11.2 units apart. What are the two numbers?
-5.6 and 5.6
Which of these are equal to −0.45?
−9/20, 9/(−20), (−9)/(−20), −45/100
−9/20, 9/(−20), and −45/100
Calculate:
(−168) ÷ (−14)
12
Is 64 a perfect square, a perfect cube, both, or neither?
Both
A recipe uses 5/6 cup of oats. You make 3/5 of the recipe. How much oats do you need?
1/2 cup
Point A has absolute value 4.25 and is negative. Point B is the additive inverse of A. What is the distance from A to B?
8.5 units
Order from greatest to least:
−7/8, −0.82, −5/6, −0.90
−0.82 > −5/6 > −7/8 > −0.90
Find the missing integer x:
(−6)(x)(−4) = −96
x = −4
A square has area 144 cm². A cube has volume 216 cm³. What is the difference between the square’s side length and the cube’s edge length?
6 cm
Find the missing fraction x:
3/4 ÷ x = 9/8
x = 2/3