Number Sense

Inverses

100

Rewrite the following as an addition equation:

4 - (-3)

4 + 3 = 7

200

Rewrite the following as a multiplication equation:

5 / (1/4)

5 x 4 = 20

300

Rewrite the following as an addition equation:

17-10

17 + (-10) = 7

400

Rewrite the following as a division equation:

5 x (2/3)

5 / (3/2)

500

SPICY -- Rewrite the following to include only addition and multiplication:

5 - [-4 / (3/5)]

5 + [4 x (5/3)] = 35/3

Fraction Operations

100

7/18  -  2/9

1/6

200

-2 (5/6) - -1 (2/3)

-1 (1/6) or -7/6

300

3 (1/9) *  -1 (5/7) 

-16/3 or -5 (1/3)

400

-2 (3/5) divided by -8 

13/40

500

5 (5/12) + 1 (3/4) 

7 (1/6) or 43/6

Order of Operations

100

4( 6 - 9 )/6 

-2

200

(-3)³ - 6(-2) -2 

37

300

-8 ( 2 - 6 ) / 2

16

400

[(-9)*(-5)-9] / (-6)²

1

500

-9*[4 - ( -6)] / [( -6 + 3) * -15]

-2

Integer Operations

100

8 - 17

-9

200

5 + (-24)

-19

300

-7 * -18

126

400

39 - (-13)

52

500

-96/6

-16

Random Trivia...

100

How many legs does a lobster have?

10 (8 walking legs, 2 claws)

200

On what date was the Declaration of Independence signed?

July 2, 1776

300

Mount Kilimanjaro is located in which country?

Tanzania

400

Ms. Lynch has ____ siblings.

6

500

Lunar eclipses happen during what phase of the moon?

Full moon