Sign of the
Answer
Adding
Easier
Adding
Harder
Subtracting
Easier
Subtracting
Harder
100
18 + (-9)
What is positive?
100

-4 + (-11)

What is -15?

100

-53 + (-47)

What is -100?

100
6 - (-5)
What is 11?
100
8 - 12
What is -4?
200
-300 + (-100)
What is negative?
200

6 + (-3)

What is 3?

200

119 + (-77)

What is 42?

200

-10 - (-10)

What is 0?

200
-21 - 19
What is -40?
300
25 + (-75)
What is negative?
300

-20 + 16

What is -4?

300

-499 + 149

What is -350?

300

-19 - 6

What is -25?

300
19 - (-16)
What is 35?
400
15 - (-20)
What is positive?
400

-33 + (-33)

What is -66?

400

-425 + (-240)

What is -665?

400

-34 - 9

What is -43?

400
-50 - (-49)
What is -1?
M
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