Subtraction practice problems - page 57 of 77
Number of problems found: 1530
- Square-shaped 8234
In a square-shaped room with a side of 4 m, a rectangular rug with dimensions of 2.5 m and 3 m is laid on the floor. How much floor is not covered with carpet? - Change in temperature
Starting temperature is 21°C, and the highest temperature is 32°C. What is the change in temperature? - Interpretation 8213
There were 78 books in the interpretation, of which 27 were for adults. How many books were there for children and young people? - Two-hundred-crown 8210
Katka bought 3 kg of apples for 18 CZK and 2 kg of bananas for 30 CZK at the fruit and vegetable shop. How many crowns did she pay for the entire purchase? How many crowns did they give her back if she paid with a two-hundred-crown note?
- Temperature change 2
The outside temperature changed -14F over 4 hours. If the temperature changed the same amount each hour, what was the change in temperature each hour? - Determine 8202
An observer watches two boats at depth angles of 64° and 48° from the top of the hill, which is 75 m above the lake level. Determine the distance between the boats if both boats and the observer are in the same vertical plane. - Temperature change
The mean temperature change is -3.2°F per day for five days. What is the total change over the five days? - Decorative fence
The rectangular garden is 57 m long and 42 m wide. Calculate how much m² it will reduce if it is enclosed with a 60 cm wide decorative fence. - Republic 8162
The factory produced 420 devices per month. They will sell 0.6 of them abroad. How many devices will remain in the Czech Republic?
- Evaporated 8155
After drying 1 kg of flowers, 0.17 kg of dried flowers remained. After drying 1 kg of leaves, 0.46 kg of dried leaves remained. How many kilograms of water evaporated by drying 1 kg of flowers and 1 kg of leaves? - Measurements 8129
The plane flies at an altitude of 22.5 km to the observatory. At the time of the first measurement, it was seen at an elevation angle of 28° and during the second measurement at an elevation angle of 50°. Calculate the distance it flies between these two - Milan's 8103
Peter and Milan let go of the kites. Peter's kite flew to 8m 35dm 16cm. Milan's kite flew 60cm lower. To what height did Milan's kite fly? - Lighthouse
Marcel (point J) lies in the grass and sees the top of the tent (point T) and, behind it, the top of the lighthouse (P). | TT '| = 1.2m, | PP '| = 36m, | JT '| = 5m. Marcel lies 15 meters away from the sea (M). Calculate the lighthouse distance from the s - Calculate 8059
Calculate the magnitude of the third interior angle in triangle ABC when alpha = 30 °, beta = 60 °
- Basket 8054
There were 16 buns in the basket on the table. Josef ate half of it, Eva ate the rest, and Duncho ate it. How much did Dunco eat? - Identical 8015
When buying two identical T-shirts, the discount on the second is SKK 60. How much does one T-shirt cost if Ondra pays CZK 170 for both T-shirts? - Two-digit 8012
How much does the sum of three two-digit numbers change when we increase the first by 20, decrease the second by ten and leave the third unchanged? - Direction 7999
A (5; -4) B (1; 3) C (-2; 0) D (6; 2) Calculate the direction vector a) a = AB b) b = BC c) c = CD - Administration 7994
The company RAK employs two groups of workers: workers and administration. There are three times more workers than the administration. Half of the administration and a third of the workers will be laid off. What proportion of the company's employees will
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