Number Sets & Scientific Notation
{-0.5, 1, 2, 10/4}
What are rational numbers
Order the integers from least to greatest:
-15, 0, +14, -17, +16, -19
What is -19, -17, -15, 0, 14, 16
Duo makes 65% of his dumplings with vegetarian fillings. What fraction of Duo's dumplings have vegetarian fillings?
What is 65/100 or 13/20
What is the exponential form of:
(–7) (–7) (–7) (–7) (–7) ?
What is (-7)5
A store sells shoes $40 / pair. As a ratio, this is equivalent to ___ : ___
What is $40:1 pair
3.14159265358...
What is an irrational number
Create a mathematical expression for the following situation: Jenny has $10. She earns $20, spends $50, earns $30, then spends $15.
What is: 10 + 20 + (-50) + 30 + (-15)
What is 5/100 or 1/20 and 0.05
What is the expanded form of the power: –26 ?
What is (-2)(2)(2)(2)(2)(2)
Finley makes 1 batch of her favorite shade of orange paint by mixing 5 liters of yellow paint with 3 liters of red paint. How many batches of orange paint can Finley make if she has 15 liters of red paint?
What is 5 batches of orange paint
Write the number 0.000006 in scientific notation
What is 6 x 10-6
Evaluate the following expression:
6 ÷ 3 + 92 - 4
What is 79
At Bikes-R-Us, the regular price of a bicycle was $379 and it was on sale for 30% off. What is the sale price of the bike?
What is $265.30
Evaluate the expression: 6(1/3)2
What is 2/3
A recipe for salad dressing uses 60 mL of vinegar for 240 mL of oil. However, Tom only wants to make a small amount of dressing using 20 mL of vinegar. How much oil should he use to keep the ratio the same?
What is 80 mL of oil
Write the number 0.9 x 10-1 in standard notation
What is 0.09
Metal mercury at room temperature is a liquid. Its melting point is -39°C. The freezing point of alcohol is -114°C. How much warmer is the melting point of mercury than the freezing point of alcohol?
What is 75°C much warmer than the freezing point of alcohol
Leyon scored 87% on his test. If the test had a total of 60 marks available., How many marks did he earn on the test?
What is 52.2/60
Simplify the following expression using the exponent law: (x7)(x3)(x6)
Mandy works construction. She knows that a 5 meter long metal bar has a mass of 40 kg. Mandy wants to figure out the mass (w) of a bar made out of the same metal that is 3 meters long and the same thickness. What is the mass of the shorter bar?
What is 24 kg
Complete the math statement: __ x__-4 = 0.000216
What is 2.16 x 10-4 = 0.000216
Evalute: (4 ⋅ 2 )2 - (2 ⋅ 2)2
What is 48
There are 216 grade 9 students at school. 3/8 of grade 9 students ride a bus to school, while 1/3 get a ride from another vehicle. The rest of the students walked to school. How many grade 9 students walked to school today?
What is 63 students walked to school today.
Simplify the following expression using exponent laws: (y3)2(y5)
What is y11
Jovie is maintaining a camp fire. She has kept the fire steadily burning for 10 hours with 15 logs. She wants to know how many hours (h) she could have kept the fire going with 9 logs. She assumes all logs are the same. How many hours can Jovie keep the fire going with 9 logs?
What is 6 hours