Worksheet on use of Integers as Directed Numbers

Practice the questions given in the worksheet on use of integers as directed numbers. We know, when numbers represent direction, the numbers are called directed numbers.

1. If +100 represent a gain of $ 100; what does each of the following represent:

(i) -18

(ii) +25

(iii) +39

(iv) -52


2. If a rise in temperature by 30° C is represented by +30; what does each of the following represent:

(i) +50

(ii) 0

(iii) -42

(iv) -29

3. If moving of 16 m due West is given by +16; what is given by:

(i) 72

(ii) -13

(iii) 50

(iv) -27


4. A speed of 3 m/s towards North is represented by +3; what is represented by:

(i) +7

(ii) -5

(iii) -9

(iv) +12


5. Walking 50 km towards South is denoted by -50; what is denoted by:

(i) +10

(ii) -25

(iii) -60

(iv) +35


6. 25 m below the earth’s surface is given by -25; state, what is given by:

(i) -3

(ii) +10

(iii) +35

(iv) -15


7. If giving of $ 200 is denoted by +200;

(i) Giving of $ 31 will be denoted by __________

(ii) Taking of $ 81 will be denoted by __________

8. A person walks 80 m due North and then 63 m due South. Find his position with respect to his starting point.

9. The temperature of a body first rises by 20° C and then falls by 27° C. Find the final temperature of the body, if it’s initial temperature is;

(i) -42° C

(ii) 0° C

(iii) 33° C


10. The temperature of a body first falls by 19° C and then rises by 38° C. Find the final temperature of the body, if it’s initial temperature was;

(i) -65° C

(ii) - 19° C

(iii) 7° C


Answers for the worksheet on use of integers as directed numbers are given below to check the exact answers of the above problems on integers.


Answers:


1. (i) Loss of $ 18

(ii) Gain of $ 25

(iii) gain of $ 39

(iv) Loss is $ 52


2. (i) Rise in temperature by 50° C.

(ii) No change in temperature.

(iii) Fall in temperature by 42° C

(iv) Fall in temperature by 29° C


3. (i) Moving 72 m due West.

(ii) Moving 13 m due East.

(iii) Moving 50 m due West.

(iv) Moving 27 m due East.


4. (i) Speed of 7 m/s towards North.

(ii) Speed of 5 m/s towards South.

(iii) Speed of 9 m/s towards South.

(iv) Speed of 12 m/s towards North.


5.  (i) Walking 10 km towards North.

(ii) Walking 25 km towards South.

(iii) Walking 60 km towards South.

(iv) Walking 35 km towards North.


6. (i) 3 m below the earth’s surface

(ii) 10 m above the earth’s surface

(iii) 35 m above the earth’s surface

(iv) 15 m below the earth’s surface


7. (i) +31

(ii) -81


8. 17 m due North

9. (i) -49° C

(ii) -7° C

(iii) 26° C


10. (i) -46° C

(ii) 0° C

(iii) 26° C








6th Grade Math Practice

Math Home Work Sheets

From Worksheet on use of Integers as Directed Numbers to HOME PAGE




Didn't find what you were looking for? Or want to know more information about Math Only Math. Use this Google Search to find what you need.



New! Comments

Have your say about what you just read! Leave me a comment in the box below. Ask a Question or Answer a Question.




Share this page: What’s this?

Recent Articles

  1. Word Problems on Dividing Money | Solving Money Division Word Problems

    Feb 13, 25 10:29 AM

    Word Problems on Dividing Money
    Read the questions given in the word problems on dividing money. We need to understand the statement and divide the amount of money as ordinary numbers with two digit numbers. 1. Ron buys 15 pens for…

    Read More

  2. Addition and Subtraction of Money | Examples | Worksheet With Answers

    Feb 13, 25 09:02 AM

    Add Money Method
    In Addition and Subtraction of Money we will learn how to add money and how to subtract money.

    Read More

  3. Worksheet on Division of Money | Word Problems on Division of Money

    Feb 13, 25 03:53 AM

    Division of Money Worksheet
    Practice the questions given in the worksheet on division of money. This sheet provides different types of questions on dividing the amount of money by a number; finding the quotient

    Read More

  4. Worksheet on Multiplication of Money | Word Problems | Answers

    Feb 13, 25 03:17 AM

    Worksheet on Multiplication of Money
    Practice the questions given in the worksheet on multiplication of money. This sheet provides different types of questions on multiplying the amount of money by a number; arrange in columns the amount…

    Read More

  5. Division of Money | Worked-out Examples | Divide the Amounts of Money

    Feb 13, 25 12:16 AM

    Divide Money
    In division of money we will learn how to divide the amounts of money by a number. We carryout division with money the same way as in decimal numbers. We put decimal point in the quotient after two pl…

    Read More