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.

29 x 360 = 29 x 18 x __________.


Answer:_______________




2)  

Solve the problem below.

25 x 20 = 25 x 1 x __________.


Answer:_______________




3)  

Solve the problem below.

21 x 300 = 21 x 15 x __________.


Answer:_______________




4)  

Solve the problem below.

26 x 240 = 26 x 4 x __________.


Answer:_______________




5)  

Solve the problem below.

26 x 580 = 26 x 29 x __________.


Answer:_______________




6)  

Solve the problem below.

24 x 80 = 24 x 2 x __________.


Answer:_______________




7)  

Solve the problem below.

29 x 1400 = 29 x 20 x __________.


Answer:_______________




8)  

Solve the problem below.

21 x 30 = 21 x 3 x __________.


Answer:_______________




9)  

Solve the problem below.

26 x 1800 = 26 x 20 x __________.


Answer:_______________




10)  

Solve the problem below.

25 x 50 = 25 x 1 x __________.


Answer:_______________




 

1)  

Solve the problem below.

29 x 360 = 29 x 18 x __________.

Answer: 20


SOLUTION 1 :

Step 1: 29 x 360 = 10440
Step 2: 29 x 18 = 522
Step 3: 10440 ÷ 522 = 20



2)  

Solve the problem below.

25 x 20 = 25 x 1 x __________.

Answer: 20


SOLUTION 1 :

Step 1: 25 x 20 = 500
Step 2: 25 x 1 = 25
Step 3: 500 ÷ 25 = 20



3)  

Solve the problem below.

21 x 300 = 21 x 15 x __________.

Answer: 20


SOLUTION 1 :

Step 1: 21 x 300 = 6300
Step 2: 21 x 15 = 315
Step 3: 6300 ÷ 315 = 20



4)  

Solve the problem below.

26 x 240 = 26 x 4 x __________.

Answer: 60


SOLUTION 1 :

Step 1: 26 x 240 = 6240
Step 2: 26 x 4 = 104
Step 3: 6240 ÷ 104 = 60



5)  

Solve the problem below.

26 x 580 = 26 x 29 x __________.

Answer: 20


SOLUTION 1 :

Step 1: 26 x 580 = 15080
Step 2: 26 x 29 = 754
Step 3: 15080 ÷ 754 = 20



6)  

Solve the problem below.

24 x 80 = 24 x 2 x __________.

Answer: 40


SOLUTION 1 :

Step 1: 24 x 80 = 1920
Step 2: 24 x 2 = 48
Step 3: 1920 ÷ 48 = 40



7)  

Solve the problem below.

29 x 1400 = 29 x 20 x __________.

Answer: 70


SOLUTION 1 :

Step 1: 29 x 1400 = 40600
Step 2: 29 x 20 = 580
Step 3: 40600 ÷ 580 = 70



8)  

Solve the problem below.

21 x 30 = 21 x 3 x __________.

Answer: 10


SOLUTION 1 :

Step 1: 21 x 30 = 630
Step 2: 21 x 3 = 63
Step 3: 630 ÷ 63 = 10



9)  

Solve the problem below.

26 x 1800 = 26 x 20 x __________.

Answer: 90


SOLUTION 1 :

Step 1: 26 x 1800 = 46800
Step 2: 26 x 20 = 520
Step 3: 46800 ÷ 520 = 90



10)  

Solve the problem below.

25 x 50 = 25 x 1 x __________.

Answer: 50


SOLUTION 1 :

Step 1: 25 x 50 = 1250
Step 2: 25 x 1 = 25
Step 3: 1250 ÷ 25 = 50