Multiplicative Identity

Q.

The successor of 9999 is

1. 1000

2. 10

3. 10000

4. 100

Q. When a number is multiplied by _______, the number remains unchanged.

1. 0
2. 1
3. 2
4. 3

Q. Of the following, which is the number that when multiplied by 82, results in 82?

1. 82
2. 0
3. 1
4. $\frac{1}{82}$

Q.

What must be added to -10 to get 10

1. 10

2. 20

3. -20

4. -10

Q.

125 x ___ = 125

Q. Which of the following options is equal to $-12$?

1. $1\times 12$
2. $-1\times 12$
3. $-4\times 3$
4. $4\times 3$

Q.

Which number is the multiplicative identity for integers?

___

Q. Any number by zero is equal to zero .

1. One
2. Two
3. Zero

Q. The multiplicative identity for whole numbers is ___ .

1. 0
2. 2
3. -1
4. 1

Q. Question 5(i)
Name the property under multiplication used in each of the following:
$\frac{-4}{5}\times 1=1\times \frac{-4}{5}$