Subtraction practice problems - page 21 of 82
Number of problems found: 1623
- One-quarter 82195
I have 100 marbles. One-quarter of them are white, and 3 fifths of the rest are blue. 1 third of those that are neither blue nor white are red, and the rest are green. How many marbles do I have? - Students 82194
Out of 30 students in the class, 2 thirds of the children were on a trip, and all the others were at home. How many students stayed at home? - Determine 82148
If we reduce the unknown number by 24%, we get the number 358. Determine the unknown number. - Difference 82005
Multiply the difference between the numbers 13202 and 23 by the quotient of these two numbers. - Notebooks - purchase
The teacher bought for her class (for each student), in which there are 15 students, notebooks for €0.30, books for €4.50 and special pens for €2.80. How much did they have left in the class fund when they had €200 there? - Rectangular 82001
In a rectangular room with dimensions of 3.5 m and 4 m, a square carpet with a side of 3 m is laid on the floor. How many m² of the floor is not covered by carpet? - Incorrectly 81920
Oliver calculated 12 tasks correctly, which was 8 more than the ones he calculated incorrectly. A-HOW MANY PROBLEMS DID OLIVER WRONG? B-how many tasks did he solve together? - Christmas 81908
Margaret bought Christmas presents with a quarter of her savings. How much did she save if the gifts cost CZK 160? Express the rest of the savings as a fraction. - Three-eighths 81827
There were buns for lunch at school. The freshmen ate one-eighth of the buns. The sophomores ate two-eighths of the buns. Third and fourth graders ate three-eighths. How many eighths buns are left for the second stage? - Equilateral 81770
Calculate the area of the circle in which the hole is cut in the shape of an equilateral triangle when the diameter of the circle, d=32mm, and the side of the triangle, a=20.8mm. - Pinocchio's 81722
Pinocchio's nose is 11 cm long. If he lies, it will be extended by 10 cm. If he tells the truth, he will be 7 cm shorter. Pinocchio lied 6 times and told the truth 8 times. How long is his nose now? - Perimeter 81600
The radius of the circular bed is 2 m. Around it is an area filled with sand, the border of which is formed by the sides of a square with a length of 5 m and the bed's perimeter. Calculate the volume of the area covered with sand. - Resulting cross
From the corners of the square with a side length of 10 cm, we cut out small squares with a side length of 3 cm. What is the area of the resulting cross? - Fifteenths 81479
Little Aja planned to read the book, which has 120 pages, for 4 days. On the first day, she read a quarter of the whole book; on the second day, she had training and therefore only read two-fifteenths of the book; on the third day, she read seven-twentiet - Calculate 81442
A crate with pears weighs 23 kg. Pears weigh 22 kg. Calculate and express as a decimal how much the empty crate weighs. - Individual 81289
The rod was divided into three parts. The first part measured one-third of the length, the second one-third of the rest, and the third part was 20 cm. Calculate the rod's original length and the individual parts' lengths. - Apples 81168 Peter had 4 apples. When he took 3 of them, how many did he have left?
- Difference 81141
Calculate the difference between the sum and product of the numbers -7 and -2. - Children 81061
Amalia has as many brothers as sisters. Her brother Ivan has 3 sisters. How many children are there in their family? - King of Bohemia
King of Bohemia Charles IV divided the entire family wealth among all his descendants. Wenceslas IV received 5/18, his younger brother Sigismund of Luxembourg received 1/9 less from his father than Wenceslas IV. Jan Zhorelecki was assigned 6/63. Which of
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