**Activity Category:** Design a Cell Phone

**Created by:** Stacey

**Resource Category:** Assessments

**Grade Level: **6-7

**Decimals and Percent Assignment
Name: ______________________________ Date: ____________________
Class: __________
Total: ________/67**

Complete the table below. (4 marks)

1% 10% 100%

450

61

Complete the following table. (5 marks)

Fraction

(in the simplest form) Decimal Percent

(to nearest whole number)

7/8

0.444…

80%

0.06

3/4

Compare the numbers in this set (97%, 99/100, 0.98). Write them from largest to smallest. Show your thinking. (2 marks)

Show your thinking on how to find each amount, and then calculate each amount. (4 marks)

a) 75% of 44 apples

b) 15% of $40

Write each repeating decimal using bar notation. (2 marks)

a) 0.22222…

b) 2.434343…

Change each fraction to a repeating decimal. Then use bar notation to show the repeating part. (2 marks)

a) 1/3

b) 9/11

Estimate which amount is greater. Then, calculate each amount. (6 marks)

50% of 96, or 10% of 552

Estimate:

Calculation:

Put the correct number in the box to make each of the following statements true. Show your thinking. (4 marks)

45.47 What’s your thinking?

+

71.09

b) 836.05 m What’s your thinking?

+

988.66 m

Without calculating the answer, place the decimal point in the correct position. Show the estimate that helped you place the decimal point.

(8 marks)

a) 35.27 + 61.84 = 9711

b) 4.5 × 3.2 = 1440

c) 4.5 × 3.2 = 1440

d) 335.61 – 240 = 9561

Calculate the following expressions. (16 marks)

105. 86 + 47.3

e) 46.1 + 13.27

87.492 – 5.13

f) 48.31 – 27.65

5.2 × 3.63

g) 12. 61 × 5.32

26.5 ÷ 5

h) 23.68 ÷ 3.2

What is the cost of each purchase before tax? Show your calculations.

a) 3 boxes of Lucky Charms at $4.35 each. (1 mark)

b) 3 telephones at $19.89 each. (1 mark)

George has $10.50 to spend on energy bars. What is the maximum number of energy bars that George can buy if they cost $0.70 each. Including tax?

(4 marks)

Note: Since George is only 13 years old, he can only be charged the PST rate, which in Manitoba is 7%.

Following the BEDMAS rule, solve each question. (8 marks)

Note: SHOW ALL WORK!!! You will receive one mark for showing your work and one mark for getting the correct answer.

a) (6 × 3) + 2

b) 100 ÷ 52

c) 14 – (2 + 3)

d) 9 + 5 × 4

**Standards Type:** Local Standards

**Standards Explained:**

7.N.4. Demonstrate an understanding of the relationship between

repeating decimals and fractions, and terminating decimals

and fractions.

[C, CN, R, T]

Manitoba Grade 7 Math curriculum

**Class Management and Safety Issues:**

Individual assignment

**Tags:** decimals percent individual assignment