Integer & Opposites
Which is greater -7 or -3? How do we know?
-3 is greater because it is more to the right and all negative numbers that are closer to 0 is greater.
What is 3/4 as a decimal
0.75
What is -3.5 + (-2.75)
The sum is -6.25
-4 x (-9)
36
-63/(-9)
7
A student says -8 and 8 have different absolute values. Is the student correct? How do you know?
Incorrect because they both are 8 steps away from 0.
What are the two types of decimals and explain them.
Terminating decimals end and Repeating decimals never ends and repeats
Solve -7 - (-12)
5
Solve -1.5 x 0.4
-0.6
-2.5/0.5
-5
Give me a scenario of the opposite of -40
Any scenario that has a positive 40 will suffice
0.44444...........
Gabriela has $19.50 and spends $25.75. What is her balance?
Her balance is -$6.25
Franyelis played a game and lost 2.5 points each round for 6 rounds. What is her total change?
Her total change is (-2.5)(6) = -15
A ice cream truck lose $84. Four owners share the loss equally. How much did each owner lose?
Each owner lost $21
Two elevators are on floors -8 and -3. How many floor apart are the elevators?
The elevators are 5 floor apart.
Is 0.333... a rational number? Explain
0.333.... can be written as a fraction, so it is a rational number
Kevin is playing a game. He scores 10 points, then loses 6 points, and another 6 points. What is Kevin's final score?
Kevin's final score is -2 points
If a <0 and b>0, what is the sign of a x b?
The product will be negative because a negative times a positive is a negative, because the negative needs a partner when multiplying and dividing.
Maurice descends 10 feet in 2 1/2 minutes. How many feet does he descend in 1 minute.
Maurice descends 4 feet in 1 minute.
Perla is 8 feet below ground level. Daphne is 5 feet above ground. What is their vertical distance?
Their vertical distance is 13 feet
Which is greater -2/3 or -0.75? Explain
-0.66.... is closer to 0 than -0.75, so -.066... is greater
Alexis has $350. His bank charges &7.50 each month his balance is below $500. He makes no transactions for 3 months. What is his ending balance?
His ending balance is $327.50
A submarine descends at 4.6 meters per minute for 3 1/2 minute. What is the change in depth?
A group of 7th graders is going on a 22.5 mile bike ride. There is a water station every 2 1/4 miles and one at the finish line. How many water stations will the student pass if there is no water station at the starting point
The students will pass 10 water stations