Operations with Integers
Exponents
Order of Operations
GCFs and LCMs
Operations with Decimals
100

25 + (-6) - (-2)

21

100

35

243

100

23 + 6 x 2 - 1

34

100

This is the greatest common factor of 60, 72, and 48.

12

100

1.6 x 3.1

4.96

200

(-11) x (-10)

110

200

561

56

200

3 x (24 ÷ 8) - 2 x 4

1

200

This is the least common multiple of 14, 28, and 7

56

200

6.3 ÷ 2.25

2.8

300

14 ÷ 2 x (-4)

-56

300

A fungus triples in size every hour. This fungus starts out at 3cm. 6 hours have passed since then.

Write the expression that represents the fungus' size after 6 hours.

36

300

62 ÷ (8 x 2 - 4) + 2 (4 - 1)

9

300

Shawn has 42 paper swans and 56 paper tigers. He wants to package them so that all the swans and tigers can be shipped out.
What is the greatest number of packages he can make?

14 packages.
300

Maya buys 5.6 kg of canned tuna for $46.59. How much does it cost for 1 kg of canned tuna?

Round to the nearest Hundredth.

About $8.32/kg of tuna.

400

A hamster exercises on a wheel and loses 3 kg after every hour ran. If it runs for 7 hours, what is the total change in weight?

-21 kg
400

A house has 8 rooms. Each room has 8 boxes. Each box has 8 lunchbags. Each lunchbag has 8 grapes.

How many grapes total are inside the house?

84 = 4096

400

Jill purchases 26 shoes for $30 each, and 12 socks for $14 each. She uses a coupon that halves the price of her total purchase.

How much is Jill paying for her order?

$474.00

400

A pastry shop is offering a deal. For every 30th customer, they give a free chocolate pie. For every 35th customer, they give a free vanilla pie. What numbered customer will be the first to get both pies?

The 210th customer.
400

A dinosaur runs at 30.21 km/h for 3 hours and 30 minutes.

How far did the dinosaur run during this length of time?

105.735 km

500
On a gameshow, Colleen lost 115 points from 5 rounds. She lost the same number of points each round.


What was Colleen's change in points after each of the five rounds?

-23 points.

500
A money-giving genie suddenly appears! The genie gives you two options for how you want to receive money:

Option 1: Take $3 at the start, and have that money triple each day for 7 days.
Option 2: Take $2 at the start, and have that money double for 11 days.

Which choice will give you the most money? How much will it give?

Option 1. ($2187)

500

Determine if this expression is correct. If it's wrong, explain what happened and what the correct answer is:

25 + 4 ÷ 2 x (12 - 22) = 28


Wrong.

This answer resulted from using multiplication BEFORE division (remember BEDMAS!)

Correct answer = 217.

500

Midas plans to sell 160 chicken burgers. If Midas doesn't want leftovers, how many 8-packs of chicken patties and 5-packs of buns must he buy?

40 packs of each.

500

Sarah bought 14.85 meters of ribbon to make craft bows, and each bow requires 2.25 meters of ribbon. How many bows can she make?

6.6 bows.

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