Maths practice for 12-year-olds
Examples and word math problems for 7th grade.Number of problems found: 7018
- Students to teachers
The ratio of students to teachers in a school is 19:1. In total, there are 380 students in the school. What is the number of teachers in the school according to the ratio? - Temp below zero
The temperature was 5 degrees below zero at 7 AM. By 7 PM the temperature had risen 5 degrees. What was the temperature at 7 PM? - Runners 5
Ahmed runs for 4 1/2 hours a day, and Heba runs for 3 1/4 hours a day. What is the difference between the time they both run? - Moving boxes
Karen is moving into a new house. She has a lot of books to pack in small moving boxes. The dimensions of one small moving box are: base 1 ft × 4 ft, side height 2 ft, and depth 3/4 ft. What is the volume of the small moving box? - Flag Shop
Of the flags in Philip's Flag Shop, 1/10 are orange and another 3/10 are blue. What fraction of the flags are either orange or blue? Write your answer as a fraction or as a whole or mixed number. - Shipping problem
Paul works in the shipping department of a toy company. He sends toys in boxes, each in the shape of a rectangular prism with whole-number dimensions in inches. Paul needs a box with a total volume of 24 cubic inches. Find one possible combination of leng - Piece of land
A farmer has a piece of land in the shape of a parallelogram. The two adjacent sides measure 15 metres and 10 metres. How much fencing is needed to enclose the entire plot? - The book 6
A boy read 3/8 of a book on one day and 4/5 of the remainder on another day. If there were 30 pages still unread, how many pages did the book contain? - Distance - number line
What is the distance between −93 and 114 on a number line? - Amusement park.
A group of friends wants to go to the amusement park. They have $311.50 to spend on parking and admission. Parking costs $16.75, and tickets cost $32.75 per person including tax. Write and solve an equation to determine the number of people who can go to - Soccer team trip
Members of a soccer team raised $1,210.50 to go to a tournament. They rented a bus for $769.50 and budgeted $31.50 per player for meals. Using an equation or tape diagram, find the number of players the team can bring to the tournament. - Convert 8
Convert 5,775 ÷ 16 into a mixed fraction. - A river
A river flows at a speed of 5 km/h. A man can swim at 20 km/h in still water. The man starts swimming from A to B, a distance of 30 km. After reaching B, the man turns back and stops at point A. Find the total time for the round trip. - Recipical fraction
Calculate 5/9 divided by 8/5. Also state the reciprocal of the result. - The perimeter 13
The perimeter of a rectangle is 22 cm. What are its dimensions if it has the maximum possible area? - Below zero The temperature on Saturday was 14.5 degrees below zero. The temperature then decreased by a further 2 degrees. What is the new temperature?
- Local fair
Diana and 2 friends are visiting the local fair. Each person buys a hamburger for $6.60 and a drink for $3.00. They have a coupon for $1 off each hamburger. Write an expression to represent the total cost. - 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. On Wednesday, she reads 1/4 of the novel. How many more pages does Joy have left to read? - Pizza - slices
Owen and Scott each ordered a pizza for lunch. Owen ate 9/16 of his pizza and Scott ate 3/4 of his pizza. How much more pizza did Scott eat than Owen? - Cookies - flour
A recipe for cookies calls for 3 cups of flour to make 24 cookies. If you want to make 40 cookies using the same recipe, how many cups of flour will you need?
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