Addition
Adding a _____ is the same thing as subtracting a negative.
What is a positive?
Model on the number line: (-14) - (-7).
What is -7?
What is -180 miles?
Evaluate: -480 ÷ 80
What is -6?
FREE FOR ALL:
This many schools throughout the US have Blueprint.
(closest answer wins)
What is 19?
Evaluate: (-10) + 17.
What is 7?
Evaluate: (-22) - (-7).
What is -15?
The rules for multiplying negatives and positives are:
What are:
Negative * Negative = Positive
Positive * Negative = Negative
Positive * Positive = Positive
(Optional: Negative * Positive = Negative)
Simplify:
(-35/50)
(16/-24)
What are 7/-10 and -2/3?
We celebrate this holiday on March 14th.
Model using a number line AND teamwork and battle:(-9) + (15)
What is 6?
FREE FOR ALL
It costs this much money to run a 30-second ad at the Super Bowl. (closest answer wins)
What is $8 million?
FREE FOR ALL
The combined age of all three UFSA Blueprint fellows is _____. (Closest answer WITHOUT GOING OVER wins)
What is 93?
Elon Musk owes Mr. Asnil $25,000. He agrees to pay him 10% of the debt each month until it is resolved. Draw a model of this situation on the number line & write the corresponding equation. (hint: what type of number represents debt?)
What is -25000 ÷ 10 = -25000?
This famous mathematician is said to have been inspired by watching an apple fall from a tree. He shares his last name with the 2015 NFL MVP QB from the Carolina Panthers.
Who is Newton?
FREE FOR ALL
The population of the Earth is ____ billion as of January 1, 2025 according to the U.S. census. (closest answer wins, go to the nearest tenth)
What is 8.1?
Model using teamwork and battle: (-12) - 3
What is -15?
(-12) - 3 = (-12) + (-3) = (-15)
Evaluate: (-6)2 + (-1)3
What is 35?
(-6)2 = (-6) x (-6) = 36
(-1)3 = (-1) x (-1) x (-1) = (1) x (-1) = (-1)
36 + (-1) = 35
FREE FOR ALL
One expo marker can draw a line ____ feet long. (closest answer wins)
What is 1,100?
Based on our records of early civilizations, the first number humans used was ____.
What is 1?
Archaeologists found ancient "tally marks" people made to count things in groups of 1.
The sum of 5 + (-10) + 15 + (-20) + 25 + (-30) + 35 + (-40) is ____.
(Hint: grouping them in a certain way might help. Do you notice any patterns?)
What is -20?
5 + (-10) = -5
15 + (-20) = -5
25 + (-30) = -5
35 + (-40) = -5
(-5) + (-5) + (-5) + (-5) = -20
The tallest point on Earth, the peak of Mt. Everest, is 29,032 feet above sea level. The lowest point, the bottom of the Marianas Trench, is 36,037 feet below sea level. The difference in their heights is ______.
What is 65069?
The sign of the product is _____. (You do not have to solve, but you do have to prove it.)
(-1) x (-2) x 3 x 4 x (-5) x (-6) x 7 x 8 x (-9) x (-10)
What is positive?
Proof:
(-1) x (-2) -> multiply 2 negatives -> positive
(-5) x (-6) -> multiply 2 negatives -> positive
(-9) x (-10) -> multiply 2 negatives -> positive
All remaining numbers are positive, so their product is a positive.
Evaluate: -16 ÷ (4/3) ÷ (-1/2)
(hint: when we divide by fractions, we multiply by the reciprocal)
What is 24?
This many months are named after numbers.
(Hint: think about shapes)
What is 4?
September --> 7
October --> 8
November --> 9
December --> 10