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.

30 + 270 ÷ ( 20 − 15 ) × 4 = ____


Answer:_______________




2)  

Solve the problem below.

47 + 280 ÷ ( 20 − 15 ) × 4 = ____


Answer:_______________




3)  

Solve the problem below.

22 + 370 ÷ ( 20 − 15 ) × 4 = ____


Answer:_______________




4)  

Solve the problem below.

25 + 290 ÷ ( 20 − 15 ) × 5 = ____


Answer:_______________




5)  

Solve the problem below.

52 + 410 ÷ ( 20 − 15 ) × 5 = ____


Answer:_______________




6)  

Solve the problem below.

34 + 350 ÷ ( 20 − 15 ) × 5 = ____


Answer:_______________




7)  

Solve the problem below.

50 + 260 ÷ ( 20 − 15 ) × 2 = ____


Answer:_______________




8)  

Solve the problem below.

49 + 390 ÷ ( 20 − 15 ) × 5 = ____


Answer:_______________




9)  

Solve the problem below.

21 + 370 ÷ ( 20 − 15 ) × 5 = ____


Answer:_______________




10)  

Solve the problem below.

40 + 320 ÷ ( 20 − 15 ) × 2 = ____


Answer:_______________




 

1)  

Solve the problem below.

30 + 270 ÷ ( 20 − 15 ) × 4 = ____

Answer: 246


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 270 ÷ 5 = 54
Step 3: 54 x 4 = 216
Step 4: 30 + 216 = 246



2)  

Solve the problem below.

47 + 280 ÷ ( 20 − 15 ) × 4 = ____

Answer: 271


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 280 ÷ 5 = 56
Step 3: 56 x 4 = 224
Step 4: 47 + 224 = 271



3)  

Solve the problem below.

22 + 370 ÷ ( 20 − 15 ) × 4 = ____

Answer: 318


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 370 ÷ 5 = 74
Step 3: 74 x 4 = 296
Step 4: 22 + 296 = 318



4)  

Solve the problem below.

25 + 290 ÷ ( 20 − 15 ) × 5 = ____

Answer: 315


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 290 ÷ 5 = 58
Step 3: 58 x 5 = 290
Step 4: 25 + 290 = 315



5)  

Solve the problem below.

52 + 410 ÷ ( 20 − 15 ) × 5 = ____

Answer: 462


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 410 ÷ 5 = 82
Step 3: 82 x 5 = 410
Step 4: 52 + 410 = 462



6)  

Solve the problem below.

34 + 350 ÷ ( 20 − 15 ) × 5 = ____

Answer: 384


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 350 ÷ 5 = 70
Step 3: 70 x 5 = 350
Step 4: 34 + 350 = 384



7)  

Solve the problem below.

50 + 260 ÷ ( 20 − 15 ) × 2 = ____

Answer: 154


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 260 ÷ 5 = 52
Step 3: 52 x 2 = 104
Step 4: 50 + 104 = 154



8)  

Solve the problem below.

49 + 390 ÷ ( 20 − 15 ) × 5 = ____

Answer: 439


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 390 ÷ 5 = 78
Step 3: 78 x 5 = 390
Step 4: 49 + 390 = 439



9)  

Solve the problem below.

21 + 370 ÷ ( 20 − 15 ) × 5 = ____

Answer: 391


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 370 ÷ 5 = 74
Step 3: 74 x 5 = 370
Step 4: 21 + 370 = 391



10)  

Solve the problem below.

40 + 320 ÷ ( 20 − 15 ) × 2 = ____

Answer: 168


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 320 ÷ 5 = 64
Step 3: 64 x 2 = 128
Step 4: 40 + 128 = 168