Simplify

Solve

Subtraction

Sum

S

100

What is 2c + 3c?

5c

100

27 pieces of pizza are split between 9 people. How many slices does everyone get?

3

100

If you have 8 candy bars, but Mr Brown takes 3 (sucker), how many candy bars do you have?

5

100

If you have 4 candy bars, and Mr O feels bad for you and gives you 3 candy bars, how many candy bars do you have?

7

100

Expand the following: 2(x+4)

2x + 8

200

What is 5g + 4x?

5g + 4x

200

If there are 5 pizzas, and each pizza has 8 slices. How many slices would 10 people have each?

4

200

You start with 53 mentos. Mr Brown (the legend), takes some away from you. If you are left with 42 mentos, how many did Mr Brown take?

11

200

If you have 3 Mars bars, and Mr Brown gives you 6 giant snakes, how many chocolate bars do you have?

3.

Boy I hope you didn't say 9....

200

Expand the following: x(x-3)

x^{2} - 3x

300

What is 2r x 4h?

8rh

300

**situation**

Every hour, half of the population of the planet dies. If there are 8 billion people right now, how many would be left when 2 hours has passed?

2 billion people.

But think of all the parking available...

300

For a math assignment, late penalties apply when you hand it in late. For every week you hand it in late, you will loose 10%.

If you scored 79%, but handed it in 2 weeks late, what would your score be?

59%

300

Congratulations, you failed a math test! But you can get extra credit! For every 5 minutes you spend with Mr Brown on a yard duty picking up rubbish, you can get an extra 5%! (50% is pass)

If you got 23% (whomp whomp), how many minutes do you have to pick up rubbish for?

30 minutes

300

If a square has a side length of x cm, what is it's perimeter?

4x

400

What is 8h + 3k + 2k - 5h?

3h + 5k

400

**situation**

Every hour, half of the population of the planet dies. If there are 8 billion people, how many hours has passed if the population is currently 0.5 billion?

4

400

If you have x amount of Red Bulls, but Mr Brown takes away y amount, you have p amount of Red Bulls left.

Using this sentence, create an algebraic equation to represent the amount of drinks you have left.

p = x - y

Mr Brown is trying to save your brain from corrosion.

400

If you started with x brain cells, but through Mr Browns math class you gain y brain cells. You now have b brain cells.

Write an algebraic equation that represents this.

b = x + y

Learning is cool

400

If a rectangle has a length of (x + 8) cm, and a height of x cm, find it's perimeter.

(Mr Brown can draw this for you if you ask)

4x + 16

500

What is (2d + 5d) x 3k?

21dk

500

It takes Mr Brown to 5 minutes to mark one math test. But it takes him 10 minutes to mark one science exam.

How long does it take him to mark 20 math tests, and 45 science exams?

550 minutes. Or 9.2 hours. You're welcome.

500

You started with x amount of dollars. But Mr Brown doesn't get paid enough, so he takes some of your money. If he took $1,234 from you, and left you with $4,420, how much did you start with?

$5654

(he will take the rest)

500

You get 2 lollies for every question you do on a sheet. You also get a lolly for every bit of rubbish you pick up at the end of class.

If you do 5 questions, and pick up 7 bits of rubbish, how many lollies do you get?

17

But like anyone picks up that much rubbish...

500

Mr Brown started the week with 100% of his sanity. But throughout the week, he has lost some.

On Sunday he lost some. On Monday, he lost 5 times the amount of sanity that he did on Sunday. On Tuesday, he lost three times as much as he did on Sunday.

If he lost 10% of his sanity on Sunday, how much does he have left?

10% of his sanity.

Plz be nice to Mr Brown.