Addition practice problems
Addition is the fundamental arithmetic operation of combining two or more numbers to find their total or sum. Represented by the plus sign (+), it is commutative (a + b = b + a) and associative ((a + b) + c = a + (b + c)). The identity element for addition is zero, as adding zero to any number leaves it unchanged. Addition extends from counting whole numbers to integers (including negative numbers), fractions, decimals, and complex numbers. The operation forms the foundation for more complex mathematics including algebra, calculus, and linear algebra. Real-world applications include counting, measuring, financial calculations, and combining quantities in virtually every field.Number of problems found: 1554
- Hiking trails
There are 12 thousands kilometers of hiking trails in a national park. Each trail is rated for difficulty: 3/8 of the trails are rated easy, 1/6 are rated moderate, 1/4 are rated hard, and 5/24 are rated difficult. What fraction of the trails are rated ea - Stefan
Stefan sells Jin a bicycle for $147 and a helmet for $18. The total cost for Jin is 150% of what Stefan spent originally to buy the bike and helmet. How much did Stefan spend originally? How much money did he make by selling the bicycle and helmet to Jin? - Reading huge book
Joy is reading a 352 page novel for her summer reading project. On Monday, she reads 3/8 of the novel. On Tuesday she reads 28 pages. And on Wednesday, she reads 1/4 of novel how many more pages does Joy have until she finishes the novel? - Nely and chocolate
Three friends share a chocolate bar. Polly ate 2/5 of the chocolate bar, Kim ate 3/7 of the chocolate bar and Nely ate the rest. What fraction of chocolate bar ate Nely? - Sauce in the bowl
I cook 8 cups of pasta. Then I divided the pasta equally between 5 bowls. I then pour 1 1/4 of sauce into each bowl. How many of pasta and sauce are in each bowl? - Combined work
Latoya works mowing lawns and babysitting. She earns $8.60 an hour for mowing and $7.60 an hour for babysitting. How much will she earn for 6 hours of mowing and 1 of babysitting. - Buy ice cream
Yesterday, Hector walked 2 1/5 miles from the swimming pool to the ice cream stand and 1/2 of a mile from the ice cream stand back home. How many miles did Hector walk in all? - Negative degrees Celsius
From 1:00 a.m. to 10:00 a.m., the temperature dropped 7°C. From 10:00 a.m. until 4:00 p.m., the temperature then rose 15°C. From 4:00 p.m. to 10:00 p.m., the temperature then dropped 4°C. At 10:00 p.m., the temperature was −14°C. What was the temperature - Three athletes
Three athletes are training for a marathon. Sebastian runs 8.325 miles. Jordan runs 3.1 times the distance Sebastian runs. Rocky runs 6.77 miles less than Jordan. How many total miles did the athletes run? - Mixed + fractions
Calculate following with fractions and mixed numbers: One and half + 4 and one quarter + 5 tenth - Sum two mixed Which of the following is the sum of 22 7/9 and 6 8/9?
- Strawberries 16
There are 3/4 kg of strawberries on one plate and 2/3 kg on another plate. How many kilograms of strawberries are there altogether? - A solid
A solid is in the shape of a cone standing on a hemisphere with both their radii being equal to 1 cm and the height of the cone is equal to its radius. Find the volume of the solid . - Swim kilometers
Amy swam 2/9 kilometers to an island. Then she swam 1/9 kilometers to a boat. How far did she swim in all? Write your answer as a fraction in simplest form. - Tammy
Tammy attends Gray River College. Tuition this year is $6,450. Tammy's parents have saved $2,000 for her tuition this year. She also has a grant for $1,100 and a music scholarship for $800. Tammy plans to earn the rest at her work-study job. How much mone - Beeps
An electronic device makes a beep after every 60 sec. Another device makes a beep after every 62 sec. They beeped together at 10 a.m. The next time, when they will beep together at the earliest? - The average age
The average age of 5 members of a committee is the same as it was 3 years ago. Because an old member has been replaced by a new. Find the difference between the ages of old and new member. - Digits sum
A two digit number is 3 times the sum of its digits. If 45 is added to the number, its digits are interchanged. Find the sum of the digits of the number. - Salary up and down
After reducing the salary of a man by 50%, it is increased by 50%. Find the loss or gain percent. - The sum 52 The sum of digits of a two digits number is 10. On interchanging the digit, the number obtained is 54 less than the original number. What is the original number?
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