Sasi Math (Revised for 1024)

Scroll:Numbers >> Compare and order rational numbers >> saq (4102)

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.

Which sign makes the statement true

$\frac{5}{7}$ $\frac{80}{98}$

1) =
2) ' title=">"/> >
3) <

Answer:_______________

Which sign makes the statement true

$\frac{-30}{90}$ 0

1) =
2) <
3) ' title=">"/> >

Answer:_______________

Which sign makes the statement true

$\frac{80}{64}$ $\frac{5}{9}$

1) ' title=">"/> >
2) =
3) <

Answer:_______________

Which sign makes the statement true

$\frac{4}{9}$ $\frac{8}{18}$

1) ' title=">"/> >
2) <
3) =

Answer:_______________

Which sign makes the statement true

$\frac{5}{6}$ $\frac{80}{76}$

1) <
2) ' title=">"/> >
3) =

Answer:_______________

Which sign makes the statement true

$\frac{-38}{58}$ 0

1) ' title=">"/> >
2) =
3) <

Answer:_______________

Which sign makes the statement true

$\frac{80}{74}$ $\frac{5}{8}$

1) <
2) ' title=">"/> >
3) =

Answer:_______________

Which sign makes the statement true

$\frac{2}{6}$ $\frac{4}{12}$

1) =
2) <
3) ' title=">"/> >

Answer:_______________

Which sign makes the statement true

$\frac{4}{9}$ $\frac{64}{60}$

1) ' title=">"/> >
2) <
3) =

Answer:_______________

10)

Which sign makes the statement true

$\frac{-39}{99}$ 0

1) <
2) =
3) ' title=">"/> >

Answer:_______________

Which sign makes the statement true

$\frac{5}{7}$ $\frac{80}{98}$

1) =
2) ' title=">"/> >
3) <

Answer: 3

SOLUTION 1 :

Simplify.

$\frac{5}{7}$		$\frac{80}{98}$
		↓
$\frac{5}{7}$		$\frac{40}{49}$

Use a common denominator

$\frac{5}{7}$		$\frac{40}{49}$
↓		↓
$\frac{245}{343}$		$\frac{280}{343}$

$\frac{5}{7}$ is less than $\frac{80}{98}$ , So:

$\frac{5}{7}$ < $\frac{80}{98}$

Which sign makes the statement true

$\frac{-30}{90}$ 0

1) ' title=">"/> >
2) =
3) <

Answer: 3

SOLUTION 1 :

Remember:

A negative number is always less than Zero

Solve

A negative number like $\frac{-30}{90}$ is always less than Zero ,So

$\frac{-30}{90}$ < 0

Which sign makes the statement true

$\frac{80}{64}$ $\frac{5}{9}$

1) =
2) ' title=">"/> >
3) <

Answer: 2

SOLUTION 1 :

Simplify.

$\frac{80}{64}$		$\frac{5}{9}$
		↓
$\frac{40}{32}$		$\frac{5}{9}$

Use a common denominator

$\frac{40}{32}$		$\frac{5}{9}$
↓		↓
$\frac{360}{288}$		$\frac{160}{288}$

$\frac{80}{64}$ is greater than $\frac{5}{9}$ , So:

$\frac{80}{64}$ > $\frac{5}{9}$

Which sign makes the statement true

$\frac{4}{9}$ $\frac{8}{18}$

1) <
2) ' title=">"/> >
3) =

Answer: 3

SOLUTION 1 :

Simplify.

$\frac{4}{9}$		$\frac{8}{18}$
		↓
$\frac{4}{9}$		$\frac{4}{9}$

The fractions are the same. So:

$\frac{4}{9}$ = $\frac{8}{18}$

Which sign makes the statement true

$\frac{5}{6}$ $\frac{80}{76}$

1) <
2) ' title=">"/> >
3) =

Answer: 1

SOLUTION 1 :

Simplify.

$\frac{5}{6}$		$\frac{80}{76}$
		↓
$\frac{5}{6}$		$\frac{40}{38}$

Use a common denominator

$\frac{5}{6}$		$\frac{40}{38}$
↓		↓
$\frac{190}{228}$		$\frac{240}{228}$

$\frac{5}{6}$ is less than $\frac{80}{76}$ , So:

$\frac{5}{6}$ < $\frac{80}{76}$

Which sign makes the statement true

$\frac{-38}{58}$ 0

1) ' title=">"/> >
2) <
3) =

Answer: 2

SOLUTION 1 :

Remember:

A negative number is always less than Zero

Solve

A negative number like $\frac{-38}{58}$ is always less than Zero ,So

$\frac{-38}{58}$ < 0

Which sign makes the statement true

$\frac{80}{74}$ $\frac{5}{8}$

1) =
2) <
3) ' title=">"/> >

Answer: 3

SOLUTION 1 :

Simplify.

$\frac{80}{74}$		$\frac{5}{8}$
		↓
$\frac{40}{37}$		$\frac{5}{8}$

Use a common denominator

$\frac{40}{37}$		$\frac{5}{8}$
↓		↓
$\frac{320}{296}$		$\frac{185}{296}$

$\frac{80}{74}$ is greater than $\frac{5}{8}$ , So:

$\frac{80}{74}$ > $\frac{5}{8}$

Which sign makes the statement true

$\frac{2}{6}$ $\frac{4}{12}$

1) =
2) ' title=">"/> >
3) <

Answer: 1

SOLUTION 1 :

Simplify.

$\frac{2}{6}$		$\frac{4}{12}$
		↓
$\frac{2}{6}$		$\frac{2}{6}$

The fractions are the same. So:

$\frac{2}{6}$ = $\frac{4}{12}$

Which sign makes the statement true

$\frac{4}{9}$ $\frac{64}{60}$

1) ' title=">"/> >
2) <
3) =

Answer: 2

SOLUTION 1 :

Simplify.

$\frac{4}{9}$		$\frac{64}{60}$
		↓
$\frac{4}{9}$		$\frac{32}{30}$

Use a common denominator

$\frac{4}{9}$		$\frac{32}{30}$
↓		↓
$\frac{120}{270}$		$\frac{288}{270}$

$\frac{4}{9}$ is less than $\frac{64}{60}$ , So:

$\frac{4}{9}$ < $\frac{64}{60}$

10)

Which sign makes the statement true

$\frac{-39}{99}$ 0

1) =
2) <
3) ' title=">"/> >

Answer: 2

SOLUTION 1 :

Remember:

A negative number is always less than Zero

Solve

A negative number like $\frac{-39}{99}$ is always less than Zero ,So

$\frac{-39}{99}$ < 0