Number Systems and Adding/Subtracting (Chapter 1 and 3)
Fractions, Percents and Subtracting (Chapter 2 and 3)
Multiplication with Whole Numbers (Chapter 4)
Multiplication Extended (Chapter 5)
Division (Chapter 6)
100
This property allows students to compute -3 + 8 + 2 as 8 + 2 first and then add negative 3 to get the same result as working left to right.
What is the Associative Property?
100
The greater of 18/35 and 4/9.
What is 18/35?
100
Before knowledge of multiplication 6 x 4 could be written as 6 + 6 + 6 + 6 using this model.
What is repeated addition?
100
True or False.
When any two fractions are multiplied the result will always be less than 1.
What is false?
5/2 x 1/2 = 5/4 which is greater than 1.
100
The result of 0 / -23
What is zero?
200
In attempting to subtract 5 3/7 - 2 5/7, a student incorrectly regroups 5 3/7 as 5 13/7. Name the correct regrouping.
What is 4 10/7?
200
This percent of 40 is 12.
What is 30%?
200
MYSTERY QUESTION!!!!!
Name 3 of the 4 countries where your instructor has lived and taught math.
What is
China,
Netherlands,
Argentina,
United States
200
(-1) raised to the 1352 power written in simplest form.
What is positive 1?
200
A student computes 3/7 divided by 3/2
Which is incorrect?
7/3 x 3/2
7/3 x 2/3
6/14 รท 21/14
What is 7/3 x 3/2?
300
DCXLII is Roman for this base 10 numeral
What is 642?
300
The mathematical reason why 4/5 is equivalent to 8/10, 40/50, and 28/35, but not 16/25.
What is multiplying a fraction by a form of 1? (2/2, 10/10, 7/7, but 16/25 is achieved by multiplying by 4/5 which is not a form of 1.)
300
Mentally (without paper or calculator) multiply 268 x 5
What is 1340?
(268 x 10 = 2680, so 2680 / 2 = 1340)
(or partial products 200 x 5 = 1000, 60 x 5 = 300, 8 x 5 = 40)
300
The resulting product of 12 x 1/3 + 12 x 1/4 + 12 x 10 1/3 + 12 x 10 1/4
What is 254?
4 + 3 + 120 + 4 + 120 + 3
300
TRUE or FALSE
To divide 0.3 by 0.025 you can multiply both the dividend and the divisor by 40.
What is true?
400
The representation of the base ten number 13 in base three.
What is 111?
400
These are 6 words associated with the operation of subtraction. Each must be used in a sentence related to 15 - 8 = 7
What is
15 is the minuend, 8 is the subtrahend, 7 is the difference, 15 minus 8, subtract 8 from 15, 15 decreased by 8 is 7, 8 less than 15... (other responses may be accepted)
400
No calculator or paper allowed.
What digit will be in the one's place of the product of
1645 x 2 x 7 x 19 x 5 x 999?
What is 0?
(2 x 5 means you are multiplying by 10, all numbers that are a multiple of 10 end in zero.)
400
0.0005566778 written in scientific notation
What is 5.566778 x 10^-4?
400
The whole number remainder when 887 is divided by 5.
What is 2?
500
In this system, these numbers come one after another
45, 50, 51, 52, 53, 54, 55, 100, 101, 102, 103, 104, 105, 110, 111...
What is base 6?
500
Alternative algorithms can be used in subtracting two numbers.
Show two alternative ways to compute 254 - 138.
What is ...
add 2 to each number 256 - 140 = 116?
work left to right and use negatives 100 + 20 - 4 = 116?
increase subtrahend 200 + 50 + 14 -(100 + 40 + 8)= 100 + 10 + 6 = 116
(Other answers may be acceptable)
500
NO calculator or paper allowed.
Name the property, the two numbers being multiplied, and the product.
(30 + 5)(30 - 5)
What is
the Distributive Property?
35 x 25
875
500
In order to multiply two decimal numbers:
1. line up the decimal points and make the numbers the same length,
2. multiply like they are whole numbers.
3.Then count the total number of decimals places in the two factors.
4. Move the decimal over to the left from the end of the product a number of times equal to the total number of decimals places you counted.
Name the step that is not true.
What is step #1, line up the decimal points?
500
Find the dividend if the quotient is 124 r. 1 and the divisor is 3.