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.

50 + 250 ÷ ( 20 − 15 ) × 2 = ____


Answer:_______________




2)  

Solve the problem below.

13 + 410 ÷ ( 20 − 15 ) × 3 = ____


Answer:_______________




3)  

Solve the problem below.

16 + 340 ÷ ( 20 − 15 ) × 5 = ____


Answer:_______________




4)  

Solve the problem below.

19 + 330 ÷ ( 20 − 15 ) × 2 = ____


Answer:_______________




5)  

Solve the problem below.

18 + 310 ÷ ( 20 − 15 ) × 5 = ____


Answer:_______________




6)  

Solve the problem below.

36 + 370 ÷ ( 20 − 15 ) × 3 = ____


Answer:_______________




7)  

Solve the problem below.

21 + 440 ÷ ( 20 − 15 ) × 2 = ____


Answer:_______________




8)  

Solve the problem below.

36 + 320 ÷ ( 20 − 15 ) × 2 = ____


Answer:_______________




9)  

Solve the problem below.

54 + 400 ÷ ( 20 − 15 ) × 5 = ____


Answer:_______________




10)  

Solve the problem below.

38 + 440 ÷ ( 20 − 15 ) × 5 = ____


Answer:_______________




 

1)  

Solve the problem below.

50 + 250 ÷ ( 20 − 15 ) × 2 = ____

Answer: 150


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 250 ÷ 5 = 50
Step 3: 50 x 2 = 100
Step 4: 50 + 100 = 150



2)  

Solve the problem below.

13 + 410 ÷ ( 20 − 15 ) × 3 = ____

Answer: 259


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 410 ÷ 5 = 82
Step 3: 82 x 3 = 246
Step 4: 13 + 246 = 259



3)  

Solve the problem below.

16 + 340 ÷ ( 20 − 15 ) × 5 = ____

Answer: 356


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 340 ÷ 5 = 68
Step 3: 68 x 5 = 340
Step 4: 16 + 340 = 356



4)  

Solve the problem below.

19 + 330 ÷ ( 20 − 15 ) × 2 = ____

Answer: 151


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 330 ÷ 5 = 66
Step 3: 66 x 2 = 132
Step 4: 19 + 132 = 151



5)  

Solve the problem below.

18 + 310 ÷ ( 20 − 15 ) × 5 = ____

Answer: 328


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 310 ÷ 5 = 62
Step 3: 62 x 5 = 310
Step 4: 18 + 310 = 328



6)  

Solve the problem below.

36 + 370 ÷ ( 20 − 15 ) × 3 = ____

Answer: 258


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 370 ÷ 5 = 74
Step 3: 74 x 3 = 222
Step 4: 36 + 222 = 258



7)  

Solve the problem below.

21 + 440 ÷ ( 20 − 15 ) × 2 = ____

Answer: 197


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 440 ÷ 5 = 88
Step 3: 88 x 2 = 176
Step 4: 21 + 176 = 197



8)  

Solve the problem below.

36 + 320 ÷ ( 20 − 15 ) × 2 = ____

Answer: 164


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 320 ÷ 5 = 64
Step 3: 64 x 2 = 128
Step 4: 36 + 128 = 164



9)  

Solve the problem below.

54 + 400 ÷ ( 20 − 15 ) × 5 = ____

Answer: 454


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 400 ÷ 5 = 80
Step 3: 80 x 5 = 400
Step 4: 54 + 400 = 454



10)  

Solve the problem below.

38 + 440 ÷ ( 20 − 15 ) × 5 = ____

Answer: 478


SOLUTION 1 :

Step 1: 20 - 15 = 5
Step 2: 440 ÷ 5 = 88
Step 3: 88 x 5 = 440
Step 4: 38 + 440 = 478