MATHEMATICS 7

Lesson 8

100

Consider the following fractions 1/2, 1/4, 1/3 is this an example of similar fraction ? 

NO

200

What is the sum of 2/5 and 1/5 

3/5 

300

Subtract 1/9 from 4/9 

1/3

400

What is the least common denominator of 2/3, 1/4, 3/2

12

500

James bought 3 3/4 apples and gave Joseph 1 1/4 apples. How many kilos of apple is left to james? 

1 1/2 

Lesson 9

100

Express1/4 to decimal point

0.25

200

Express 12.5 % to decimal 

0.125

300

Conver 3/5 to percent 

60% 

400

What is 88% in fraction 

22/25

500

Which is bigger 67% or 2/3 

Its EQUAL 

Lesson 10

100

Find the product of 1/4 and 1/2

1/8

200

Find the product of 2/3 and 3/4

1/2

300

Divide 2/3 and 4/3

1/2

400

Find the product of 1 1/5 and 2/12

1/5

500

Find the quotient of 6 1/2  and 2 3/4 

26/11

Lesson 11

100

Add 12.8 and 15.6 

28.4

200

1.528 - .734

.794

300

Marco has 5.75 meters of ribbon. He has to cut the ribbon into 5 parts with equal lengths. How long is each part of the ribbon?

1.15 m 

400

A 30 Liter tank is to be filled with water by repeatedly pouring from a can which holds 1.5 liters. How many water pouring are needed to fill the tank?

20

500

What is the result when 0.328 is taken away from 1.1?

0.772

Lesson 12

100

2³

8

200

3^-3

1/27

300

The planet Mercury has an estimated distance of 1.35 x 10^8 miles from the Sun. How far is Mercury from the Sun in standard notation?

135,000,000 miles

400

0.000023 convert into standard notation 

2.3 x 10^-5

500

What is the conversion of 0.000015 in scienctific noation 

1.5 x 10^-5