Rules
Addition
Subtraction
Challenge
Random
100

When adding a positive number which way do you move on a number line?

Right

100
 -27 + -45

-72

100

-65 - 38

-103

100

-4 + 8 - (-6)

10

100

Write this fraction in simplest form:  24/72

1/3

200

When subtracting a positive number which way do you move on a number line?

Left

200

58 + -90

-32

200

-78 - (-35)

-33

200

23 - (-35) + (-17)

41

200

Write this improper fraction as a mixed number: 84/13

6  6/13

300

When subtracting a negative number which way do you move on a number line?

Right

300

-123 + -542

-665

300

324 - (-908)

1,232

300

123 - 321 + (-132)

-330

300

Change 45% into a fraction in simplest form

9/20

400

When adding a negative  number which way do you move on a number line?

Left

400

-823 + 497

-326

400

-754 - 1,023

-1,777

400

-20 + 30 

-30 - 20

20 + (-30)

10

-50

-10

400

Solve this equation

2n + 5n + 18 = 4n - 12

-10

500

When subtracting a positive number from a negative number, what sign will the answer have?

Negative

500

4,675 + -8,932

-4,257

500

45- 25,912

-25,867

500

44 + (-55) - 66 +77

0

500

1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20= 

210

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