All ISEE Middle Level Math Resources
Example Questions
Example Question #73 :Numbers And Operations
You boughtpieces of fruit includingapples,oranges, andpineapples. How many pineapples did you buy?
You know that you boughtfruit and you have three kinds; apples, oranges, and pineapples.
Ifare apples andare oranges, the rest would be pineapples.
So you must subtract those values from the total and that will be the number of pineapples.
so you boughtpineapples.
Example Question #74 :Numbers And Operations
You and you friends makedoing some yard work. If you have four friends and you need to split the revenue evenly, how much do you make?
Since there are five of people to split it (you and four friends) you must divide thebywhich is,
.
Example Question #75 :Numbers And Operations
Findof.
找到一个fraction of a whole number, we will multiply the fraction by the whole number. So,
Therefore,ofis.
Example Question #76 :Numbers And Operations
What isof?
找到一个fraction of a whole number, we will multiply the fraction by the whole number. We get
Now, we can solve.
We can simplify this, and we get
Therefore,ofis.
Example Question #77 :Numbers And Operations
Which of the following numbers yields a remainder of 7 when divided by 9?
We can test each of the numbers in tun by dividing each by 9:
106 is the correct choice.
Example Question #78 :Numbers And Operations
Findof.
找到一个fraction of a whole number, we will multiply the fraction by the whole number. So,
of
can be written as
Now, we can multiply.
Example Question #79 :Numbers And Operations
Add in modulo 13 arithmetic:
To add numbers in modulo 13 arithmetic, we can add, divide by 13 and note the remainder:
The remainder is 4, so
modulo 13.
Example Question #80 :Numbers And Operations
Subtract in modulo 13 arithmetic:
To subtract two numbers in modulo 13 arithmetic, we can simply subtract first:
Since the number is negative, add 13:
in modulo 13 arithmetic.
Example Question #31 :How To Find The Part From The Whole
Findof.
找到一个fraction of a whole number, we will multiply the fraction by the whole number.
So,
of
can be written as
Now, we can writeso it is in fraction form. We get
Now, before we multiply, we can make things easier and simplify. We can simplify theand. The numbercan go into both numbers. We get
Now, we can multiply straight across.
Therefore,ofis.
Example Question #32 :How To Find The Part From The Whole
Multiply in modulo 13 arithmetic:
To multiply two numbers in modulo 13 arithmetic, find the product, divide by 13, and note the remainder.
The remainder is 11, so
modulo 13.
Certified Tutor
Certified Tutor