Scroll:Mental Sums >> Mental Sums >> saq (1342)

Written Instructions:

For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..

For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.

Leave your answers in the simplest form or correct to two decimal places.


 

1)  

Solve the problem below.

30 x 240 = 30 x 3 x __________.


Answer:_______________




2)  

Solve the problem below.

24 x 990 = 24 x 11 x __________.


Answer:_______________




3)  

Solve the problem below.

29 x 50 = 29 x 5 x __________.


Answer:_______________




4)  

Solve the problem below.

23 x 1100 = 23 x 22 x __________.


Answer:_______________




5)  

Solve the problem below.

24 x 30 = 24 x 3 x __________.


Answer:_______________




6)  

Solve the problem below.

30 x 360 = 30 x 12 x __________.


Answer:_______________




7)  

Solve the problem below.

26 x 20 = 26 x 1 x __________.


Answer:_______________




8)  

Solve the problem below.

27 x 520 = 27 x 26 x __________.


Answer:_______________




9)  

Solve the problem below.

25 x 150 = 25 x 5 x __________.


Answer:_______________




10)  

Solve the problem below.

24 x 120 = 24 x 12 x __________.


Answer:_______________




 

1)  

Solve the problem below.

30 x 240 = 30 x 3 x __________.

Answer: 80


SOLUTION 1 :

Step 1: 30 x 240 = 7200
Step 2: 30 x 3 = 90
Step 3: 7200 ÷ 90 = 80



2)  

Solve the problem below.

24 x 990 = 24 x 11 x __________.

Answer: 90


SOLUTION 1 :

Step 1: 24 x 990 = 23760
Step 2: 24 x 11 = 264
Step 3: 23760 ÷ 264 = 90



3)  

Solve the problem below.

29 x 50 = 29 x 5 x __________.

Answer: 10


SOLUTION 1 :

Step 1: 29 x 50 = 1450
Step 2: 29 x 5 = 145
Step 3: 1450 ÷ 145 = 10



4)  

Solve the problem below.

23 x 1100 = 23 x 22 x __________.

Answer: 50


SOLUTION 1 :

Step 1: 23 x 1100 = 25300
Step 2: 23 x 22 = 506
Step 3: 25300 ÷ 506 = 50



5)  

Solve the problem below.

24 x 30 = 24 x 3 x __________.

Answer: 10


SOLUTION 1 :

Step 1: 24 x 30 = 720
Step 2: 24 x 3 = 72
Step 3: 720 ÷ 72 = 10



6)  

Solve the problem below.

30 x 360 = 30 x 12 x __________.

Answer: 30


SOLUTION 1 :

Step 1: 30 x 360 = 10800
Step 2: 30 x 12 = 360
Step 3: 10800 ÷ 360 = 30



7)  

Solve the problem below.

26 x 20 = 26 x 1 x __________.

Answer: 20


SOLUTION 1 :

Step 1: 26 x 20 = 520
Step 2: 26 x 1 = 26
Step 3: 520 ÷ 26 = 20



8)  

Solve the problem below.

27 x 520 = 27 x 26 x __________.

Answer: 20


SOLUTION 1 :

Step 1: 27 x 520 = 14040
Step 2: 27 x 26 = 702
Step 3: 14040 ÷ 702 = 20



9)  

Solve the problem below.

25 x 150 = 25 x 5 x __________.

Answer: 30


SOLUTION 1 :

Step 1: 25 x 150 = 3750
Step 2: 25 x 5 = 125
Step 3: 3750 ÷ 125 = 30



10)  

Solve the problem below.

24 x 120 = 24 x 12 x __________.

Answer: 10


SOLUTION 1 :

Step 1: 24 x 120 = 2880
Step 2: 24 x 12 = 288
Step 3: 2880 ÷ 288 = 10