Subtraction
Addition
Graphing
Writing
Animals
100

x+3>7    

x>4

100

x−5>7

x>12

100

x+5>8

x>3

Open circle at 3, shade to the right.

100

x+4>10

x plus four is greater than ten.

100

What common household pet sleeps for an average of 12-16 hours a day?

Cats

200

x + (-4) <10

x<14

200

y−8≤12

y≤20

200

y+2≤7

y≤5 

Closed circle at 5, shade to the left.

200

Seven added to a number is at most fifteen.

y+7≤15

200

What is the largest land animals who can live up to 70 years? 

Elephants

300

n+25≤40    

n≤15

300

m−(−3)<10

m<7

300

z−4<6

z<10

Open circle at 10, shade to the left.

300

z−5<8

Five less than a number is less than eight.

300

What flying insect can taste with their feet?

Butterflies

400

x+7<x+15    

7<15

400

n−20≥−15

n≥5

400

−2+x≤5

x≤7 

Closed circle at 7, shade to the left.

400

Two less than a number is at least four.

t−2≥4

400

What marsupial can not walk backwards?

Kangaroos

500

y+2.5≤5.8

y≤3.3

500

x−4.5<2.1

x<6.6

500

−2+x≤5

x≤7 

Closed circle at 7, shade to the left.

500

p+3≤10

Adding three to a number gives at most ten

500

What micro-animal can survive in space, extreme radiation, and complete dehydration?

Tardigrade or water bear