Maths practice for 12-year-olds - page 2 of 362
Number of problems found: 7224
- A gardener
A gardener wants to fence a circular garden of diameter 21 m. Find the length of the rope he needs to purchase, if he makes 2 rounds of fence. Also find the cost of the rope, if it costs $0.40 per meter. - Britney
Britney made 12 1/4 bags of popcorn for a movie night with some friends. Together they ate 8 7/8 bag of it. How much popcorn was left? Write result as a fraction or a mixed number. - Tomatoes 3
The price of tomatoes was $5.45 per kilo last week; this week, it has increased by $1.35 per kilo. Find the price of tomatoes this week. - Mowing lawn
Tara is mowing her lawn. She mows 3/5 of her 925-square-meter lawn before stopping to chat with a neighbor. How many square meters does Tara have left to mow after chatting with her neighbor? - A hill
Juan is walking up a hill at 130 3/4 feet above sea level when he kicks a pebble. If the pebble falls to the base of the hill, which is 18.5 feet below sea level, what is the vertical distance that the pebble fell? - The track 3
Patra runs around the track at school while training for a race. Each lap is 1/4 of a mile. On Wednesday she runs 9 laps. How far did she run? - Quarter of 60 grams
For a science experiment, students need to find 25% of 60 grams. John says " I can find this by calculation 1/4 of 60" Andre says: 25% of 60 means 25/100 times 60. Do you agree with either of them? Show your reasoning
- Apples 31
Tim picked 1 1/10 buckets of apples, and Sally picked buckets 2 1/8 of apples. How many more buckets did Sally pick? - Prism - base and height
Find volume of the prism if the base area equals 20 inches² with the height is 12 inches. - Divide by mixed number
Solve and choose the answer written in simplest form. 1/6 ÷ 1 2/3 - Subtraction equation
What should be subtracted from -3/5 to get -2/3? - Fractions - minus
What is the difference used estimation to justify your thinking? 11/12 - 1/3 - 1/6 - Largest circle If the largest possible circle is cut off from a 8 cm × 4 cm rectangle, what is the area in sq cm of the remaining portion?
- Subtract 27
Subtract these mixed fractions: 7 2/3 and 3 1/9. - The remainder 3
The remainder is 31 when dividing a number by 45. What would the remainder be if the same number were divided by 15?
- The product 17 The product of two fractions is 7/15, and one of the fractions is 7/9. What is the other fraction?
- Sarah 7
Sarah bought snacks for her team's practice. She bought a bag of chips for $1.56 and a 20-pack of juice bottles. The total cost before tax was $33.96. Write and solve an equation which can be used to determine, how much each bottle of juice cost. - Expression - two variables The formula with two variables is given: y=5*x+38. Solve for x.
- Two cubes 2
Two cubes each of volume 125 cm³ are joined end to end. Find the surface area of the resulting cuboid . - Decimal to fraction
What is 0.99 into a fraction?
Do you have unsolved problem that you need help? Ask a question, and we will try to solve it. Solving math problems.
