Calculations Worksheet-25

Calculations Worksheet-25

1. Which of the following operations should be done last in an order of operations?

(a) Exponents                                (b) Multiplication

(c) Brackets                                   (d) Addition or subtraction

2. Evaluate:  15 + 5 × 7

(a) 35                  (b) 50                  (c) 140                (d) 55

3. Evaluate: (3 × 3)² – (12 + 5²)

(a) 31                  (b) 35                  (c) 44                  (d) 60

4. Evaluate: 4² + 12 × (32 – 6)

(a) 312                (b) 728               (c) 316                (d) 328

5. Dayaram went to a furniture store with Rs. 45000 in his wallet. He purchased four chairs for Rs. 3400 each, two tables for Rs. 4800 each and a dresser for Rs. 12000. He had a coupon for Rs. 2000 off the total amount. How much did he have left after the shopping?

(a) Rs. 11800    (b) Rs. 16600   (c) Rs. 7800      (d) 9800

6. Calculate: 23 + 7 – 24 ÷ 3 + 3 × 18 – 32 ÷ 8

(a) 86                  (b) 72                  (c) 7.25               (d) 48

7. Solve: [12 + 3 (4³ – 4)] ÷ 16

(a) 192                (b) 56.25            (c) 11.25             (d) 12

8. Varun earns Rs. 8.50 per hour for working from Monday through Friday. He gets Rs. 12 per hour

for working on Saturday and Sunday. Last week, he worked 8 hours each day from Monday

through Friday and 5 hours each on Saturday and Sunday. How much total amount did he earn

last week?

Write an arithmetic expression for this problem.

(a) 8 × (3 × 8.50) + 5 × (5 × 12)

(b) 5 × (8 × 8.50) + 12 × (5 × 2)

(c) 5 × (8 × 8.50) ÷ 2 × (5 × 12)

(d) 5 × (8 × 8.50) + 2 × (5 × 12)

9. Evaluate: 66 ÷ (11 – 33) – (–5)

(a) –2                 (b) 15                  (c) –8                 (d) 2

10. Evaluate: ((12 – 7) × (2 × 4)) ÷ 8

(a) 8                    (b) 5                    (c) 12                  (d) 40

11. Evaluate 56 – 24 ÷ (11 – 3) × 8 + 4 using the order of operations.

(a) 26                  (b) 32                 (c) 36                  (d) 30

12. Evaluate: (12 – 9)³ + (4 + 5)² ÷ [3 × (9 – 6)]

(a) 81                  (b) 54                  (c) 72                  (d) 36

13. Evaluate: (36 ÷ 9 – 6) × –5

(a) 10                  (b) –10               (c) 5                    (d) 2

14. Evaluate: 15 × 4 + 12 ÷ 6 – 9 × 4

(a) 10                  (b) 26                  (c) 5                    (d) 6

15. Place parenthesis in the following problem to make the solution correct.

8 × 5 – 3³ + 7 + 12 = 18

(a) 8 × (5 – 3³) + 7 + 12              (b) 8 × (5 – 3³ + 7) + 12

(c) 8 × 5 – 3³ + 7(+12)                (d) 8 × 5 – (3³ + 7) + 12

16. Evaluate: –7 × 6 – 18 ÷ 3 + 11

(a) –37               (b) 41                  (c) 19                   (d) 37

Answer Key:

(1)-(d); (2)-(b); (3)-(c); (4)-(d); (5)-(a); (6)-(b); (7)-(d); (8)-(d); (9)-(d); (10)-(b); (11)-(c); (12)-(d); (13)-(a); (14)-(b); (15)-(d); (16)-(a)