Jake had $45 in his bank account. He deposited another $30 and then withdrew $12 for a game. How much money does Jake have now?
$63
A mountain is 1,200 meters high. A climber ascends 300 meters and then descends 150 meters. What is the climber's current elevation?
150
The temperature in the morning was -10°C. By noon, it rose by 15°C. What is the temperature at noon?
5°C
For the following expression, write an equivalent expression using addition.
-70 - (-134)
-70 + (+134)
Solve:
-77 + (99) - 88 - (-11) = ?
-55
Ashley had a gift card to wings n more with a balance of $21. She used her gift card to buy lunch for $7. The sum of change in the balance of Ashley's gift card can be shown by this expression.
21 + (-7)
What is the balance on Ashley's gift card now?
$14
A submarine is at a depth of 150 meters below sea level. If it descends 81 more meters, what is its position now?
-150 + (-81) = -231 meters
The melting point of nitrogen is -346°F. The melting point of radon is -96°F. How much colder is the melting point of nitrogen than radon?
250 degrees
Write an equivalent expression for the following:
3 3/4 divided by 4 2/5
15/4 x 5/22
What is the value of the following expression?
-4(17)(2)+87
-49
Katelyn had -65 dollars in her bank account. She deposited a check for $82. Then she spent $78 at the mall. What is the balance of Katelyn's bank account now?
-61
Jack is hiking 45 feet above sea level. Chris is scuba diving 70 feet below sea level. How far apart are Jack and Chris?
45 - (-70) = 45 + (+70) = 115 feet
Oranges cost $0.54 per pound and James bought 8 4/5 pounds of Oranges. How much did James pay? Round to the nearest hundredth.
$4.75
Write the following fraction as a decimal:
3/8
0.375
Solve the following expression
(42)/(-7) x 9 + 64 - 12
-2
Kyle bought some books from his favorite bookstore. The total change to the amount of money in his wallet was -$45. If each book was -$5, how many books did he buy?
9
Jamie hikes a total of 58 miles. If Jamie hikes 2 and 1/2 miles each hour, how many hours did Jamie hike?
23 1/5 hours
A family has a budget of $360.50 for groceries for the month. If they want to divide this amount evenly over 4.5 weeks, how much can they spend on groceries each week?
$80.11
calculate the value of the following expression:
-4 + -6 - (5) - (-15)
0
4 2/5 divided by 1 1/2
2 14/15
A group of friends went out to dinner and the bill came to $87.50. If they split the bill evenly among 5 friends, how much does each person pay?
$17.5
A mountain has an elevation of 1200 meters. A group of climbers reached the top, and then started descending. If they descend at a rate of 150 meters every day, what will their elevation be by day 5?
450 meters
Emma is at the market with a budget of $60. She buys apples for 2/5 of her budget and oranges for 1/3 of her budget. How much does she spend on both types of fruit?
$44
Write an equivalent expression using subtraction only:
4 + (-3) + (8)
4 - 3 - (-8)
What is the value of the following expression?
(-65) / (-5) x (-6) - (-28)
-50