6.3D Integer Word Problems (all operations)

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero, but not a fraction or decimal.

Front

How do you add two integers with different signs?

Back

When adding integers with different signs, subtract the smaller absolute value from the larger absolute value and keep the sign of the integer with the larger absolute value.

Front

What is the result of subtracting a negative integer from a positive integer?

Back

Subtracting a negative integer is the same as adding its positive counterpart.

Front

How do you multiply two integers with the same sign?

Back

When multiplying two integers with the same sign, the result is positive.

Front

How do you multiply two integers with different signs?

Back

When multiplying two integers with different signs, the result is negative.

Front

What is the formula to find the total amount withdrawn from an account?

Back

Total amount withdrawn = Amount withdrawn + Amount spent.

Front

If the temperature is -15°C and it decreases by 12 degrees, how do you find the new temperature?

Back

New temperature = Initial temperature - decrease; New temperature = -15 - 12 = -27°C.

Front

What is the average change in temperature if it changes by -18 degrees over 6 hours?

Back

Average change = Total change ÷ Number of hours; Average change = -18 ÷ 6 = -3 degrees per hour.

Front

How do you calculate the distance between two points when one is below and the other is above a reference point?

Back

Distance = Depth of the lower point + Height of the upper point.

Front

What is the change in elevation per minute if the total drop is 8 feet over 4 minutes?

Back

Change in elevation per minute = Total drop ÷ Number of minutes; Change = -8 ÷ 4 = -2 feet per minute.