Adding Integers
What is the sum of -4 + -7?
-11
What is the sum of 8.5 and -7.5?
1
What is the difference of the following integers -4 - (-7)?
3
What is the difference of the following decimals 4.1 - (-4)?
8.1
Find the sum of -2 and -0.2
-2.2
What is the sum of -5 and 8?
3
What is the sum of -5.3 and -8?
-13.3
What is the difference of the following integers -5 - 8?
-13
What is the difference of the following decimals 5.5 - 8.5?
-3
What is -3 + -3 + -3.
-9
The math team’s income from a car wash was $300. Supply expenses was $25. What is the total profit or loss?
$275
Alex runs his first lap around the track in 4.65 minutes and his second lap in 3.9 minutes. What is his total time for the two laps? Find the sum.
8.55
The daytime temperature on Mercury can reach 450 °C. The nighttime temperature can drop to −180 °C. How much can the temperature drop during one day? Find the positive difference in temperature of the following integers.
630 degrees.
Donna has $3.50. She buys one notebook for $1.65, tax included. How much money does she have left? Find the difference.
$1.85
Paul has 2 gerbils named Yip and Yap. Yip weighs 3.62 ounces and Yap weighs 2.79 ounces. How much heavier is Yip than Yap? Find the difference.
0.83 ounces.
Thad owes John $23 and borrows $12 more. How much does Thad owe John now?
$35
Anna has 2 gerbils named Yip and Yap. Yip weighs 3.62 ounces, and Yap weighs 2.5 ounces. How much is the total weight? Find the sum.
6.12 ounces.
On Wednesday night in St. Petersburg, Russia, the temperature is −12°C. On the same night in Bombay, India, the temperature is 18°C. What is the positive difference in temperature?
30 degrees.
Moe had $5.00. He bought a corn dog for $2.25, tax included. How much money does he have left? Find the difference.
$2.75
The daytime high temperature on the Moon can reach 130 °C. At night, the temperature can drop to −110 °C. What is the positive difference between the high and low temperatures?
240 degrees.
A sports team gains 8 yards on one play and then loses 14 yards on the next. Find the team’s total yardage. Find the sum.
-6 yards
Matt swims the length of the pool in 35.25 seconds and then swims the length of the pool again in 42.35 seconds. What is his total time for 2 lengths of the pool? Find the sum.
77.60 seconds.
The high temperature one day was -1. The low temperature was -10. What was the difference between the low and high temperatures for the day?
9 degrees.
Joey had $10. He buys a baseball for $2.59, tax included. How much money does he have left? Find the difference.
$7.41
Matt is playing a game. He gains 7 points, loses 10 points, gains 2 points, and then loses 8 points. What is his final score?
9 points