X AND ÷ OF INTEGERS
(−7) × 6
−42
½ × 8
4
A car travels 180 km using 15 L of gasoline. How many kilometres does it travel per litre?
12 km/L
Calculate: 6 + 3 × 4
18
(−48) ÷ (−8)
6
¾ ÷ ½ please simplify
1½ or 3/2
A car travels 200 km using 20 L of gasoline. How far can it travel using 30 L?
Calculate: (18 − 6) ÷ 3 + 2
6
The temperature is −4°C. It drops by 3°C every hour for 5 hours. What is the final temperature?
−19°C
2⅓ × ⅔
1 5/9 or 14/9
A group of hikers descends a mountain at a rate of 250 feet per hour. What is the change in their elevation after 4 hours?
- 1000 feet
Calculate: 5² − 3 × 4
13
Will this question have a positive or negative answer 8 ÷ (−4) × (−6)
Positive
Julie studies for 3⅓ hours over 4 days. If she studies the same amount each day, how many hours does she study per day?
⅚ of an hour
A chocolate factory produces 150 chocolate bars every 2 hours. If the factory needs to produce 1,275 chocolate bars, how many hours will it take?
17h IMPORTANT NOTE IS THAT THEY MAKE 150 bars every 2 h
Calculate: (3/4 + 1/2) ÷ 5/2
1/2
Will this question have a positive or negative answer 3 ÷ (−4) × (−6) x (5) x (-4)
Negative
Sean uses ¾ cup of sugar to make 12 brownies. How much sugar is in each brownie? please simplify
1/16 cup
A Grocery store sells two brands of orange juice:
Brand A: 500 mL for $1.60
Brand B: 750 mL for $2.25
What brand is the better deal?
Brand B
Calculate: (5)² − [12 ÷ (−3)] × 4
41