Subtraction of Integers

Q. Question 6(ii)
In a class test (+3) marks are given for every correct answer and (−2) marks are given for every incorrect answer and no marks for not attempting any question.
(ii) Mohini scores −5 marks in this test, though she has got 7 correct answers. How many questions has she attempted incorrectly?

Q. In a test of 30 questions, 5 marks are given for each correct attempt and 3 marks are deducted for each wrong attempt. No mark is given or deducted for not attempting a question. If Siddharth answered 20 questions correctly and rest of the questions incorrectly, then what will be his score?

1. 100
2. 70
3. -30
4. -50

Q. In a class test (+3) marks are given for every correct answer and (–2) marks are given for every incorrect answer and no marks for not attempting any question. Radhika scored 20 marks. If she has got 12 correct answers, how many questions has she attempted incorrectly?

1. 8
2. 7
3. 5
4. 6

Q.

The successor of $(-5)$ is $(-6)$.

1. True
2. False

Q. The sum of two integers is -25 if one of them is 30 find the other.

Q. Find the product, using suitable properties.
$(-41)\times 102$

Q.

The product of a fraction and the sum of 5 integer 1 upon 3 and 6 integer 1 upon 3 is 3 what is refraction

Q.

Replace the blank with an integer to make it a true statement:

$(-3)\times \_\_\_\_\_=27$

Q.

In a class test, four marks are awarded for every correct answer, one mark is deducted for every wrong answer, and zero marks are awarded for unattempted questions. Riya attempted twenty questions. Out of her answers, five were wrong. Find the marks obtained by Riya.

Q. Can you please tell me how can we solve the sums easily

Q.

Subtract 8 from 6.

Q.

Subtract a positive integer, we move to the ________

Eg.2-9=

Move nine steps left of _________

Q.

At mid-night night, the temperature was 0^oC. Two hours later it was 5^oC colder. This means the temperature was

1. +8^oC

2. +10^oC

3. +5^oC

4. -5^oC

Q. Critical Thinking:
Will the value of $11x$ for $x=-5$ be greater than 11 or less than 11? Explain.

Q.

If 2 is taken away from 3, then the number left is _______.

1. -1

2. 1

3. 2

4. -3

Q.

P added to 4 gives 5 can be expressed as

1. P - 4 = 5

2. P + 4 = 5

3. 5 - P = 4

4. 4 - P = 5

Q.

Anita has $₹130.$ She spent$₹25$ on transportation, got$₹125$ from a friend, bought fruits for $₹82$ and received $₹75$ from her mother. Find the money she has now.

Q.

Subtract -137 and 878 from -37

Q.

Koushal starts from point A and moves 5 metres towards right. Then, he moves 25 metres towards left. Find his final position with respect to the starting point.

1. 20 metres on the right from the starting point.

2. 20 metres on the left from the starting point.

3. 50 metres on the left from the starting point.

4. 70 metres on the left from the starting point.

Q. Take out the sum of $19.38$ and $56.025$ then subtract it from $200.111$

Q. $3$ men and $4$ boys can do a piece of work in $14$ days, while $4$ men and $6$ boys do the same work in $10$ days. How long would it take one man to finish the same work ?

1. $40$ days
2. $20$ days
3. $35$ days
4. $70$ days

Q. In a quiz, there are a total of 50 questions. The correct answer to each question gets you 3 marks. For each incorrect answer, 1 mark is deducted. If Preeti attempted all the questions and scored 78 marks in the quiz, how many of her questions were correct?

1. 32
2. 26
3. 39
4. Insufficient information

Q.

Subtract $5.25$ from $8.28$

Q. Shyak has 25 chocoloates and he gave 15 to Rakesh. Later his best friend Sonam was upset with him because he gave 15 chocolates to Rakesh. Now, Sonam asked Shyak to give her 30 chocolates to keep their friendship from breaking. How many chocolates Shyak has to borrow more to settle his friendship with Sonam?

1. 20
2. 10
3. 15
4. None of these

Q. Subtract the first number from the second:
$5.4,9.8$

Q. write 4 pairs of integers whose difference is -7

Q.

For what value of $x$ is $\frac{-12}{x}$ equal to $3$?

1. -1

2. 1

3. 0

4. None of these

Q.

Replace the blank with an integer to make it a true statement

$5\times \_\_\_\_\_=-35$

Q.

Rita went to market with $₹1000$. She bought a saree for $₹375$ , a pair of shoes for $₹555$. How much money is left with her?

Q.

Question statement
Find the difference.
$-2.1-3.9$