Rational Numbers
Are all whole numbers natural numbers?
No, 0 is a whole number but is not a natural number
What is 6 - -10
16, when two negatives touch they turn positive
A deck of cards contains 12 cards with letters and 16 cards with numbers. A card is pulled from the deck at random. What is a reasonable prediction for the card with a letter should be chosen?
12/28 or simplified to 3/7
-4 x 5 is...
-20
When you multiply or divide a negative number with a positive number, the answer is always....
negative
Are all integers also whole numbers?
No, negative numbers can not be whole numbers
1/2 + 3/4 is...
5/4 or simplified to 1 1/4
A teacher has a container of paper clips. She will randomly select one paper clip from the container. The container has 8 pink paper clips, 14 purple paper clips, 12 yellow paper clips, and 16 blue paper clips. What is the probability of NOT choosing a yellow paper clip?
38/50 or simplified to 19/25
3/4 x 8/3 is...
24/12 or simplified to 2
When you multiply or divide a negative number with a negative number, the answer is always...
positive
Are all rational numbers also integers?
No, because simplified fractions and numbers with decimal values greater than 0 can only be rational
-8 + 4 is...
-4, subtract and take the sign of the larger number
If a bakery sales 5 apple pies, 3 pecan pies, 4 lemon pies, and 8 chocolate pies. Is it more likely, less likely, or equally likely that an apple or lemon pie will be sold compared to a pecan or chocolate pie?
less likely because there are 9/20 chance of apple or lemon, and 11/20 chance for pecan or chocolate.
81/9
9
When you add two negative numbers together your answer will always be...
negative
4/1 belongs to what specific set of numbers
Natural, because 4/1 can be simplified to 4
7.08 + 3.2 is...
10.28
Tabitha has 5 pink bows, 1 blue bow, and 4 purple bows in a box. She will randomly choose 1 bow from the box. What is the probability Tabitha will choose a purple bow?
4/10 or simplified to 2/5
6 divided by 2/3 is...
18/2 or 9
In the problem 4 - -6 what operation do you use to solve (adding, subtracting, multiplying, or dividing)
adding
What order are the sets of numbers going from the smallest set of numbers to the largest set of numbers
natural/counting, whole, integers, and rational
3/12 - 5/6 is...
7/12
A bag contains colored tiles. There are 3 red tiles, 6 green tiles, and 3 blue tiles. A tile will be randomly selected from the bag. What is the probability in decimal form that the tile selected will be green?
0.5
1200/20 is...
60
When adding a negative with a positive what operation do you use and how do you choose if the answer is positive or negative?
You subtract and then take the sign of the larger number