Math Problem of the Week- September 20th

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Here is a math problem for you to solve, this time involving subtracting integers!

Math Problem 12

Use the figure above to solve the 3 subtraction integers problems. Remember- when subtracting integers, you use the alternate number sentence. Keep the first number the same, change the – to a + sign, and change the sign in front of the third number to its opposite. Stuck? Need to check your answers? Click “Continue Reading” below.

Thanks for reading!

Gabe

ANSWERS BELOW

1 – (-2). You keep the one the same, change – to a + sign, and change the negative to a positive. You then end up with 1 + 2, which when solved equals 3.

-2 – 2. You keep the -2 the same, change – to a + sign, and change the positive to a negative. You then end up with -2 + (-2), which when solved equals -4.

-3 – (-4). You keep the -3 the same, change – to a + sign, and change the negative to a positive. You then end up with -3 + 4, which when solved equals 1.

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