+ and x integers
10 x -2 x 5
-100
0 / -15
0
1/6 x 5
5/6
4/7 x 2/3
8/21
Find the reciprocal of 2/5
5/2
-11 x 3 x -2
66
-80 / -10
8
4 x 3/8
1 1/2
5/6 x 3/5
1/2
Find the reciprocal of 8
1/8
-1 + -1
-2
6 - -3
9
3 x 1/18
1/6
2/9 x 2/5
4/45
Find the reciprocal of 3 1/2
2/7
Floodwaters are falling at the rate of 3 inches per hour. This amount is represented by -3. What is the change in the floodwaters in 4 hours? Write an equation and solve.
4 x -3 = -12 inches
The price of oil decreased 24 cents over a 3-month period. What was the average monthly change in the price of oil? Write an equation and solve.
-24 / 3 = -8
Rayne used 3/4 cup of chocolate chips for 1 batch of cookies. How many cups of chocolate chips will she need to make 4 batches? Write an equation and solve.
3/4 x 4 = 3 cups
Maddie spent 3/4 of an hour on the phone with friends. She talked to Jill for 1/3 of that time. How much time did Maddie talk to Jill? Write an equation and solve.
3/4 x 1/3 = 1/4 of an hour
Find the reciprocal of 2 1/8
8/17
A hot air balloon's descent of 15 feet per minute is represented by -15. What integer represents the descent of the balloon in 4 minutes?
-60 ft
A diver descends 25 feet, represented by -25 feet. Then he swims up 8 feet. What integer represents his current position? Write an equation and solve.
-25 + 8 = -17 feet
Scott walks 3/4 of a mile each day. How far does Scott walk in a week? Write and equation and solve. (HINT: 1 week = 7 days)
3/4 x 7 = 5 1/4 miles
7/12 x 2/3
7/18
Find the reciprocal of 1 5/6
6/11