Examples of equations for practice for 12 year olds
Number of problems found: 1162
- Kevin and Mary
Kevin is 4 times as old as Mary was 2 years ago. In seven years Mary will be as old as Kevin is now. How old are they now. - Train same direction
Find the time taken by a train 170 m long, running at the speed of 83 km/h to cross another train 180 m running at the speed of 65 km/h in the same direction . - Older or younger
The age of a man after 15 years is 4 times the age of that man 15 years before. Find his present age. - 13 times
1/3 times the sum of a number, and 2.6 is 4.9. What is the number? Enter your answer as a simplified mixed number in the box.
- Prealgebra ex
Find an unknown number/mixed number N in the given equation: N + 3 1/2 = 6 3/4 - The population 2
If 3/5 of a village's population is 366 persons, what is the village's population? - Unknown var N
Five-eights of a number, N, is 50. What is the value of N? - Muffins 3
Adela went out and bought some muffins. She gave 27 to Jack and 2/7 of the rest to her brother. She is then left with 1/2 of the number of muffins she had before. How many muffins did Adela have at first? - Eq simple
If three times a number is subtracted from 7 times the number, the result is 2. What is the number?
- Unknown r
Solve for r. (2)/(3) * r = 5 Write your answer as a fraction or as a whole or mixed number. - Guadalupe
Guadalupe bought snacks for her team's practice. She bought a bag of chips for $1.93 and a 15-pack of juice bottles for a total cost before tax of $32.83. Write and solve an equation that can be used to determine x, the cost of each bottle of juice. - Two equivalent fractions
2/4= what over 12 - Which 14
Which values of a, b, and c represent the answer in simplest form? 7/9 divided by 4/9 = a StartFraction b Over c EndFraction a = 1, b = 4, c = 3 a = 1, b = 3, c = 4 a = 1, b = 63, c = 36 a = 1, b = 36, c = 63 - Linda
Linda gave her sister 2/5 of her money, spent 1/3, and saved the remainder. If Linda saved $28.00, how much money did she have at first?
- 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). - 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 - 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? - Elton
Elton is n years old now. How old was he 8 years ago? How old will he be 16 years from now? If his age in 16 years time will be four times his age 8 years ago, how old is he now? - A man 13
A man traveled 7/10 th of his journey by train, half of the remaining by bus, and the remaining 30km by car. Calculate the length of the whole journey.
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Do you have a linear equation or system of equations and are looking for its solution? Or do you have a quadratic equation? Equations practice problems. Maths practice for 12-year-olds.