Module 2A Review

Rounding and Multiplying

100

Round the following multiplication problem to each numbers highest place value. Find the product of the rounded multiplication problem.

34 x 18

30 x 20 = 600

200

Round the following multiplication problem to each numbers highest place value. Find the product of the rounded multiplication problem.

48 x 19

50 x 20 = 1000

300

Round the following multiplication problem to each numbers highest place value. Find the product of the rounded multiplication problem.

141 x 168

100 x 200 = 20000

400

Round the following multiplication problem to each numbers highest place value. Find the product of the rounded multiplication problem.

370 x 721

400 x 700 = 280000

500

Round the following multiplication problem to each numbers highest place value. Find the product of the rounded multiplication problem.

3563 x 899

4000 x 900 = 3600000

Order of Operations

100

Use the order of operations (PEMDAS) to solve the following equation.

5 x (7-4) 

15

200

Use the order of operations (PEMDAS) to solve the following equation.

3 x (7+4) - 9=

24

300

Use the order of operations (PEMDAS) to solve the following equation.

4² + (6-1) x 2

42

400

Use the order of operations (PEMDAS) to solve the following equation.

(5² - 10) + 7 - 1

21

500

Use the order of operations (PEMDAS) to solve the following equation.

(9 x 2) + (6² - 14) - 10

30

Standard Algorithm

100

Solve the following multiplication problem using the standard algorithm.

41 x 9=

369

200

Solve the following multiplication problem using the standard algorithm.

27 x 18 = 

486

300

Solve the following multiplication problem using the standard algorithm.

175 x 33

5775

400

Solve the following multiplication problem using the standard algorithm.

648 x 51

33,048

500

Solve the following multiplication problem using the standard algorithm.

731 x 268

195,908

Standard Algorithm with Decimals

100

Solve the following multiplication problem using the standard algorithm.

7.8 x 5

39.0

200

Solve the following multiplication problem using the standard algorithm.

14.9 x 7.3

108.77

300

Solve the following multiplication problem using the standard algorithm.

0.362 x 4.8

1.7376

400

Solve the following multiplication problem using the standard algorithm.

1.73 x 8.05

19.9265

500

Solve the following multiplication problem using the standard algorithm.

0.472 x 0.33

0.15576

Word Problems

100

The cruising speed of a jumbo jet is 915 kilometers per hour, how far could it travel in 4 hours?

3660 kilometers

200

An inflated football weighs 0.92 pounds, how much would 13 inflated footballs weigh?

11.96 pounds

300

A packet of pens contains 8 pens. A box of pens contains 24 packets. How many pens would be in 6 boxes?

1,152 pens

400

A pair of scissors costs $2.89, how much would 26 pairs of scissors cost?

$75.14

500

Adam likes to go on long bike rides to stay in shape. On Saturday he rode his bike for 4 hours and went 17.86 miles. If Adam does the same route every Saturday for next 3 months how many miles will he ride?

214.32 miles