Subtraction practice problems - page 80 of 81
Number of problems found: 1611
- Garden
The rectangular garden is 72 m long and 25 m wide. Calculate by how much m² its area will be reduced if it is surrounded by an ornamental fence 50 cm wide.
- Eggs
Mother bought from neighbors 39 domestic eggs. Her neighbor got back €4.54 from €10. How many euros get back from 20 banknote if she buys 94 eggs from a neighbor?
- Chocholate
The table of chocolate is divided into squares on its surface. Lengthwise has 8 squares and widthwise 12 squares. We must chocolate broke into individual squares. How many times have we broken it to get only individual squares? It is not permitted to brea
- Mom and daughter
Mom is 21 years older than the daughter. What is the age difference between them in 32 years?
- Vector
Determine coordinates of the vector u=CD if C[12;-8], D[6,20].
- Saving
Mom said that Suzan saves about 700 EUR (rounded to tens). How many euros could she at least save (minimum)?
- Mistake
Nicol needs to correct errors when calculating in school. Instead of adding the number 30, she subtracts it. What is the difference between the result and the correct result?
- Grandchildren
Grandma bought new briefcases for her grandchildren. Pavel got a blue briefcase for 1350 CZK, and Markétka got a red briefcase, which was 270 CZK more expensive than Pavl's. How much did the red briefcase cost? How much CZK did Grandma pay for both briefc
- I think number
I think number. When I add 432 to it and subtract 197, I get a number that is 39 greater than 1824. What number am I thinking?
- Farm
Agricultural cooperative (farm) produced 4995 liters of milk for 5 days, which exceeded the plan by 615 liters. How many liters of milk had a day planned to produce?
- About what
How much and how many times is 28.3 greater than 0.0283?
- Numbers
Find a number on the number line that has the same distance from these numbers:
- Efficiency of rail
With subsidies, is business easy? Calculate how much a rail ticket (x) would cost at today's ticket price € 11 if the government did not subsidize the trains. It is known that it would cost three times today's ticket without subsidies. Calculate the value
- Two boats
Two boats are located from a height of 150m above the lake's surface at depth angles of 57° and 39°. Find the distance of both boats if the sighting device and both ships are in a plane perpendicular to the lake's surface.
- It is rectangular?
The size of two of the angles in a triangle is α=110°, β=40°. Is it a right triangle?
- ABS
What is the value of ||-48|-|-29||?
- Root
The root of the equation (x-10)² +4 = x² +35x is (equal or greater or less than zero). ...
- Opposite numbers
Calculate opposite numbers (additive inverse) to given ones:
- Unknown x
If we add to the unknown number 35, then divide by 2, and then subtract 35, we get back an unknown number. What is this unknown number?
- Textbooks
After checking the textbooks, it was found that teachers should withdraw every 9-th textbook. Together, 176 textbooks were withdrawn. How many textbooks were in stock before being withdrawn, and how many after withdrawal?
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