Maths practice for 12-year-olds - page 21 of 349

Number of problems found: 6962

Sarah's age
64 is 4 times the difference between Sarah's age, a, and 44. Assume Sarah is older than 44. Write an equation to determine Sarah's age (a).
There 34
There were 90 children at the birthday party. If 3/5 of them were boys, how many were girls?
Puzzle game
In a letter puzzle game, John can use every alphabet only once. He used only 8 alphabets to solve the puzzle. What fraction of the 26 alphabets did he use? Express your answer as a fraction in the simplest form.
Divide 42
Divide. Write your answer in the lowest terms as a proper or improper fraction. (8/25)÷(-4/5)
Multiply 14
Multiply 36/12 and 33/12. Write the answer as an improper fraction in the lowest terms.
2/3 write
2/3 write it in an equivalent decimal
An airplane 3
An airplane descends at a rate of 2,700 feet per minute. Once the airplane starts its descent, what will be its elevation, in feet, after 3 1/5 minutes?
Overdraft account
Many bank accounts never go below zero. However, some banks will allow a negative balance, at least for a short time, called an overdraft. It means someone has taken out, or 'drafted', more money than was in the account, to begin with. Hannah's account we
Jada keeps
Jada keeps bees on her farm. This morning, she collected 2 pounds of honey. She is putting the honey in jars to sell at her farm stand. Each jar holds 5/9 of a pound of honey. How many jars worth of honey does Jada have?
Josiah
Josiah is building a birdhouse and has a piece of wood that is 18 feet long. He needs 1 7/8 foot long pieces. How many smaller pieces can he cut?
A man 16
A man sold half of his land. He gave 1/3 of the remaining to his son and 1/4 of the balance to his daughter. What fraction of his land is now left with him?
Tara combines
Tara combines 2 1/4 liters of iced tea and 3 liters of lemonade into a jug. She then pours 3/4 liter of the tea/lemonade mixture into each glass. How many glasses of the mixture can she pour?
The temperature 48
The temperature in the town is 36.6°F during the day and -12.6°F at night. What is the temperature change from day to night?
A meter
A meter of cloth costs Rs 16 1/2. Find the cost of 8 3/4 m of fabric.
Rhara
Rhara must cut a string of 6 2/3 meters into lengths of 1/3 meters. How many pieces of string will she have?
Tim collected
Tim collected 1/2 of a bin of glass bottles to recycle. Dale collected 7 times as many bins as Tim. How many bins of bottles did Dale collect?
The pole in the mud
4/7 of a pole is in the mud. When 1/3 of it is pulled out, an 8 m long piece of the pole still remains in the mud. What is the full length of the pole?
Rahul
Rahul reads 1/5 of a book on the first day and 3/10 of the remaining book on the second day. If the book has 500 pages, then how many pages are left unread?
Identify 4
Identify the whole number whose reciprocal has a decimal equivalent between 0.2 and 0.3. Explain.
Mira bought
Mira bought 7/4m of cloth from a rool that had 15m. How much was left behind after her purchase?

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