Examples of equations for practice for 12 year olds
Number of problems found: 179
- Balloons 2
One balloon is 3 7/10 meters above the ground. A second balloon 2 3/5 meters higher. How far above the ground the second balloon? Complete the addition equation and a related subtraction equation to model the problem. Use x to represent the height of the
- The number 6
The number of pizza slices Gilbert ate is four more than three times the amount of candy bars he ate. He ate 10 slices of pizza. How many candy bars did he eat?
- Jabu had
Jabu had a few marbles. Today he played and doubled his number of marbles. Then Thabo gave him three marbles for free. Jabu now has 21 marbles. How many did he have before he started playing? Solve this problem using a suitable model.
- The temperature 34
The temperature on a maths exam day went down 2°C and then 3°C ending up as a final temperature of 27°C what was starting temperature?
- 5 times
5 times as large as 110 is 1/2 of what number?
- Length and width
Use the 5-step procedure. The perimeter of a rectangle is 34 in. The length is 4 in less than three times the width. Find the length and width.
- Identical 72024
Four rabbits are 15 cents cheaper than seven identical rabbits. How much do three rabbits cost?
Dolores has a number of cookies and she does not want to tell the exact number. Instead, she gives a riddle. First, multiply the number by 2. Then add 2000 to the result. After dividing the answer by 2, the result is 1036. How many cookies does Dolores ha
- Add to subtracting
Solve simple equation with fractions: n-1/6=1/2
- Rectangles 70304
How many rectangles whose side lengths are expressed in natural numbers have an area of 96 cm²?
- Blank denominator
1/4 + 5/blank =2/3 Find blank number.
- Blank number w minus
5/2 - blank =1/3 What is the blank number?
- Blank number
5/2 + blank =1/3 What is the blank number?
- Tangerines 68994
When the lion took two mandarins from the bowl and Milada took one-fifth of the rest, four mandarins remained in the bowl. How many tangerines were initially on the dish?
- Assignment 68484
Write the assignment in a fraction. Fill in the number in the box so that the equality applies: (Write the result as a fraction in the base form.) 3 · ___ + 1/4 = 5/8
- Collected 64494
A group of scouts works in the woods. A third of them cleaned the stream. A quarter collected timber, and the remaining ten planted trees. How many scouts were on the brigade?
- Lengths 63174
The block has a square base of 36 dm2, and its height is 1/3 of the length of the edge of its base. Find the sum of the lengths of all edges of a block.
- The proportion
Solve for N in this proportion: 6/5=30/N?
- Two boys 2
Two boys cycled around a cycling track. After cycling 3/5 of the distance, they had covered 54 metres each. Calculate the total distance the two boys will cover when they cycle around the track once.
- Three cottages
141 guests are accommodated in 3 cottages. In the second cottage there are 8 guests more than in the first cottage and in the third cottage there are 14 guests more than in the second cottage. Find out how many guests are staying in the first cottage.
Do you have a linear equation or system of equations and looking for its solution? Or do you have a quadratic equation? Equations practice problems. Maths practice for 8 year olds.