Scroll:Mental Sums >> Mental Sums >> saq (500)

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.

47 + 320 ÷ ( 20 − 15 ) × 5 = ____


Answer:_______________




2)  

Solve the problem below.

48 + 320 ÷ ( 20 − 15 ) × 4 = ____


Answer:_______________




3)  

Solve the problem below.

22 + 420 ÷ ( 20 − 15 ) × 5 = ____


Answer:_______________




4)  

Solve the problem below.

21 + 280 ÷ ( 20 − 15 ) × 4 = ____


Answer:_______________




5)  

Solve the problem below.

19 + 280 ÷ ( 20 − 15 ) × 3 = ____


Answer:_______________




6)  

Solve the problem below.

26 + 410 ÷ ( 20 − 15 ) × 5 = ____


Answer:_______________




7)  

Solve the problem below.

32 + 280 ÷ ( 20 − 15 ) × 5 = ____


Answer:_______________




8)  

Solve the problem below.

31 + 290 ÷ ( 20 − 15 ) × 2 = ____


Answer:_______________




9)  

Solve the problem below.

41 + 330 ÷ ( 20 − 15 ) × 3 = ____


Answer:_______________




10)  

Solve the problem below.

57 + 280 ÷ ( 20 − 15 ) × 3 = ____


Answer:_______________




 

1)  

Solve the problem below.

47 + 320 ÷ ( 20 − 15 ) × 5 = ____

Answer: 367


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 320 ÷ 5 = 64
Step 3: 64 x 5 = 320
Step 4: 47 + 320 = 367



2)  

Solve the problem below.

48 + 320 ÷ ( 20 − 15 ) × 4 = ____

Answer: 304


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 320 ÷ 5 = 64
Step 3: 64 x 4 = 256
Step 4: 48 + 256 = 304



3)  

Solve the problem below.

22 + 420 ÷ ( 20 − 15 ) × 5 = ____

Answer: 442


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 420 ÷ 5 = 84
Step 3: 84 x 5 = 420
Step 4: 22 + 420 = 442



4)  

Solve the problem below.

21 + 280 ÷ ( 20 − 15 ) × 4 = ____

Answer: 245


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 280 ÷ 5 = 56
Step 3: 56 x 4 = 224
Step 4: 21 + 224 = 245



5)  

Solve the problem below.

19 + 280 ÷ ( 20 − 15 ) × 3 = ____

Answer: 187


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 280 ÷ 5 = 56
Step 3: 56 x 3 = 168
Step 4: 19 + 168 = 187



6)  

Solve the problem below.

26 + 410 ÷ ( 20 − 15 ) × 5 = ____

Answer: 436


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 410 ÷ 5 = 82
Step 3: 82 x 5 = 410
Step 4: 26 + 410 = 436



7)  

Solve the problem below.

32 + 280 ÷ ( 20 − 15 ) × 5 = ____

Answer: 312


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 280 ÷ 5 = 56
Step 3: 56 x 5 = 280
Step 4: 32 + 280 = 312



8)  

Solve the problem below.

31 + 290 ÷ ( 20 − 15 ) × 2 = ____

Answer: 147


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 290 ÷ 5 = 58
Step 3: 58 x 2 = 116
Step 4: 31 + 116 = 147



9)  

Solve the problem below.

41 + 330 ÷ ( 20 − 15 ) × 3 = ____

Answer: 239


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 330 ÷ 5 = 66
Step 3: 66 x 3 = 198
Step 4: 41 + 198 = 239



10)  

Solve the problem below.

57 + 280 ÷ ( 20 − 15 ) × 3 = ____

Answer: 225


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 280 ÷ 5 = 56
Step 3: 56 x 3 = 168
Step 4: 57 + 168 = 225