Module 4 Lesson 4 - 7th Grade

Decimals

100

2.6 + (-3.7 - (-1.5))

0.4

200

-18 + 3.4 + (-2.5)

-17.1

300

-15.35 + 83.5 + (-16.98) + 1.8 

52.97

400

45.16 - 72.5 + (-63.72) + 50

-41.06

Fractions

100

- 12 2/5 + 8 9/10

-3.5

200

-13 3/4 + 5 1/3

-8 5/12

300

brain break DOUBLE POINTS'

WHAT WAS THE ANCIENT WRITING SYSTEM THAT WAS DECIPHERED WITH THE HELP OF THE ROSETTA STONE?

EGYPTIAN HIEROGLYPHICS

400

brain break DOUBLE POINTS

Rearrange the word "HEART" to change to a planet

EARTH

Mixed

100

- 12 1/2 - (-4.8)

-7.7

200

-9/10 + (-18.6)

-19.5

300

25 ¾  + 11.5

37.25

400

−2.75 + 12¼  − (−2¾)

12.25