Scroll:Whole Numbers >> Four Operations >> 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 100 = 30 x 5 x __________.


Answer:_______________




2)  

Solve the problem below.

20 x 210 = 20 x 7 x __________.


Answer:_______________




3)  

Solve the problem below.

23 x 300 = 23 x 5 x __________.


Answer:_______________




4)  

Solve the problem below.

20 x 750 = 20 x 25 x __________.


Answer:_______________




5)  

Solve the problem below.

21 x 80 = 21 x 1 x __________.


Answer:_______________




6)  

Solve the problem below.

23 x 230 = 23 x 23 x __________.


Answer:_______________




7)  

Solve the problem below.

23 x 200 = 23 x 4 x __________.


Answer:_______________




8)  

Solve the problem below.

25 x 840 = 25 x 12 x __________.


Answer:_______________




9)  

Solve the problem below.

27 x 160 = 27 x 4 x __________.


Answer:_______________




10)  

Solve the problem below.

29 x 1050 = 29 x 21 x __________.


Answer:_______________




 

1)  

Solve the problem below.

30 x 100 = 30 x 5 x __________.

Answer: 20


SOLUTION 1 :

Step 1: 30 x 100 = 3000
Step 2: 30 x 5 = 150
Step 3: 3000 ÷ 150 = 20



2)  

Solve the problem below.

20 x 210 = 20 x 7 x __________.

Answer: 30


SOLUTION 1 :

Step 1: 20 x 210 = 4200
Step 2: 20 x 7 = 140
Step 3: 4200 ÷ 140 = 30



3)  

Solve the problem below.

23 x 300 = 23 x 5 x __________.

Answer: 60


SOLUTION 1 :

Step 1: 23 x 300 = 6900
Step 2: 23 x 5 = 115
Step 3: 6900 ÷ 115 = 60



4)  

Solve the problem below.

20 x 750 = 20 x 25 x __________.

Answer: 30


SOLUTION 1 :

Step 1: 20 x 750 = 15000
Step 2: 20 x 25 = 500
Step 3: 15000 ÷ 500 = 30



5)  

Solve the problem below.

21 x 80 = 21 x 1 x __________.

Answer: 80


SOLUTION 1 :

Step 1: 21 x 80 = 1680
Step 2: 21 x 1 = 21
Step 3: 1680 ÷ 21 = 80



6)  

Solve the problem below.

23 x 230 = 23 x 23 x __________.

Answer: 10


SOLUTION 1 :

Step 1: 23 x 230 = 5290
Step 2: 23 x 23 = 529
Step 3: 5290 ÷ 529 = 10



7)  

Solve the problem below.

23 x 200 = 23 x 4 x __________.

Answer: 50


SOLUTION 1 :

Step 1: 23 x 200 = 4600
Step 2: 23 x 4 = 92
Step 3: 4600 ÷ 92 = 50



8)  

Solve the problem below.

25 x 840 = 25 x 12 x __________.

Answer: 70


SOLUTION 1 :

Step 1: 25 x 840 = 21000
Step 2: 25 x 12 = 300
Step 3: 21000 ÷ 300 = 70



9)  

Solve the problem below.

27 x 160 = 27 x 4 x __________.

Answer: 40


SOLUTION 1 :

Step 1: 27 x 160 = 4320
Step 2: 27 x 4 = 108
Step 3: 4320 ÷ 108 = 40



10)  

Solve the problem below.

29 x 1050 = 29 x 21 x __________.

Answer: 50


SOLUTION 1 :

Step 1: 29 x 1050 = 30450
Step 2: 29 x 21 = 609
Step 3: 30450 ÷ 609 = 50