Negative Numbers
Solve the following operation:
-9 - 7 =
-16
What's the 15% of 100?
15
Solve the following operation:
12 - 5 + 8
15
How do we call it when we compare two ratios?
Proportion
What's a prime number?
A number that only has 2 divisors
Solve the following operation:
18 - (-12) =
30
What's the 10% of 400?
40
What does the "P" in PEMDAS stand for?
Parentheses
If I have 3 apples for every 5 pears, and I have 15 pears. How many apples do I have?
9 apples
True or false (and explain why):
A trapeze is a parallelogram
False, because it doesn't have 2 pairs of parallel lines
Solve the following operation:
- 9 - (-4)
-5
What's the 10% of 1745?
174.5
Solve the following operation:
11 - 4 x 2
3
If I have 2 markers for every 6 pens, and I have 16 school supplies. How many markers and pens do I have?
4 markers and 12 pens
What's the roman number for 50?
L
Solve the following operation:
12 x (-6)
-72
What's the 20% of 640?
128
Solve the following operation:
13 - (-5) x 2
23
What's the difference between rate and ratio?
The rate compares different units, while the rario compares two of the same kind.
How do we call a 7 sided figure?
Heptagon
Solve the following operation:
(-7) x (-3) x (-2)
-42
What's the 60% of 480?
288
Solve the following operation
(34 / 2 - 5) x (-3)
-36
If I have 7 chocolates foe every 8 lollipops and I have 75 candies. How many chocolates and lollipops do I have?
35 chocolates and and 40 lollipops.
Name the 3 figures that we saw that are parallelograms.
Square, Rectangle, Rhombus