Subtraction - practice for 10 year olds - page 3 of 12
Number of problems found: 226
- Register 80274
A. How many working days are there in 4 weeks? B. Zuzka has 7 euros in her cash register. Her brother has 5 times more. How much more money does the brother have? - Two-thirds 78754
There are 90 liters of water in the rainwater barrel. Dad drained two-thirds of the barrel. How many liters of water are left in the barrel? - At the 2
In the beginning, Kim has 25 cards. He then gave 11 cards to his friend. His cousin came over and gave him 17 cards. His uncle also came and gave him 18 cards. How many cards does he have now? - Danny
Danny made a mistake in the following problem. Line 1:21 + 35 ÷ 7 + 6(2) Line 2:21 + 5 + 6(2) Line 3:21 + 11(2) Line 4:21 + 22 Line 5:43 On what line was the mistake made? Only input the number of the first incorrect line.
- There 23
There are 64 picture cards in this pile. Five children each take the same number of cards. Twenty-four cards are left over. How many cards does each Child take? - Apples
Three types of apples are mixed in a box. What is the smallest number of apples we have to take from the box so that there are certainly at least three apples of the same kind among them? (Explain your solution!) - Descending 71524
The depth of the Mariana Trench is 11,034 meters. Jacques Piccard and Don Walsh with 23.1. 1960, when descending to the bottom of the Marian Trench, they found it at an altitude of - 10,920m. n.m. How many meters did they have to go down to the bottom of - Treasury 71514
Ondro went on a trip. Because he forgot his money at home, he borrowed 25.50 euros from Zuzka. He has 22.70 euros at home in the treasury. Can he settle his debt? Will he be left with debt or cash? - Find error in calculation
Sally's calculations are as follows 39-9×4+12 =30×16 =480 What are the errors in this calculation?
- Dimensions 70854
The building plot has a shape with dimensions of 28 m and 34 m. Mr. Black built a house on it with 920 cm and 1250 cm dimensions. Calculate the area of the plot. How much of the plot does the house occupy? How many square meters of land does Mr. Black hav - The kitchen 2
The kitchen, 5m by 3.5m, has a cupboard covering 2m by 0.75m of the floor. What area of the floor remains uncovered? - Pearl
Pearl wants to buy grass seed to cover her whole lawn with dimensions 7 x 11 meters, except for the pool. The pool is 5 3/4m by 3 1/2 m. Find the area the grass seed needs to cover. - Extraordinary 67214
On January 1st, Stefan had 2156 euros in his bank account. He deposited 25 euros into the bank every month. In July, he made an extraordinary deposit of 1,520 euros; in September, he withdrew 987 euros. What is the account balance on December 31st? - Liberec 67194
What time does the driver have to leave Liberec to be in Jihlava (240 km away) at 11 o'clock if he drives at an average speed of 80 km per hour?
- The temperature 25
The temperature drops from two degrees Celsius to negative one degrees Celsius in one hour and then another two degrees in the next hour. How many degrees in total did the temperature drop over two hours? - Minutes 63474
The sunsets in the morning at 4:52 and sets at 19:37. How many minutes can't we see Sun in the sky? - Evaluate 21
Evaluate 6xy for x=5 and y=2. We are evaluating algebraic expressions and the addition and subtraction of polynomials. - The temperature 22
The temperature in a room in the morning is 28°C. It rises by 9°C in the afternoon before dropping by 11°C at night. What is the temperature in the room at the end of the day? - At sunset
Suppose the temperature at midday was 21°C. By sunset, it had dropped by a 9°C. What was the temperature at sunset?
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