Integers
Suppose you have 8 positive tiles. How many negative tiles would you need to model +4?
4 negatives
Convert 0.21 into a fraction
21/100
What is the lowest common denominator for these two fractions? 2/3 and 1/6
6
8:10 etc.
What is the next number in this pattern?
1, 4, 7, 10...
13
Solve: (+6) - (-2) =
+8
Find the sum of 8.2 and 23.7
31.9
What is 2 1/3 as an improper fraction?
7/3
Scale down this ratio - 12:6
6:3 etc.
A plant grows 3 cm in a week. What is the dependent variable?
Solve: (-6) + 3 - (-1) =
-2
Find the difference of 34.61 and 32.98:
1.63
What is the fraction 14/3 as a mixed number?
4 2/3
The ratio of dogs to cats is 2:5. If there are 10 dogs, how many cats are there?
25 cats
The pattern rule is multiply by 3 and add 2. What is the next number in the pattern?
4, 14, 44...
134
John is in debt. His bank balance is currently -$90. He deposits his pay cheque that is $1450. What is his bank balance now?
$1360
Ryan earns $18.00 per day walking dogs. He walked dogs five days last week. How much money did he make last week?
$90
1/4 + 2/3 = ?
11/12
7 chocolate bars costs $20. How much does 3 chocolate bars cost? (You may use a calculator)
$8.57
Is this pattern linear? Why or why not?
13, 18, 23, 27
No - the last number should be 28
The temperature in Calgary, Alberta, was 4°C. A Chinook came through and the temperature rose 11°C. At nightfall, it fell 19°C. What was the final temperature?
-4°C
Sabrina uses a $20 bill to purchase an item that is $10.65. How much change will she recieve, and with what bills and coins?
$9.35 - Answers may vary.
Hannah ran 1 1/5km on Monday, 2 4/5km on Tuesday and 4 1/5km on Wednesday. How many kilometers did she run in total?
8 1/5 km
Sally pedals her bicycle 20km in 2 hours. Antonio can pedal his bicycle 18km in an hour and a half. Who is faster?
Sally is faster.
For the expression 2n-1, determine the value if the term number is 3.
5