Addition practice problems - page 55 of 78

Number of problems found: 1547

Observed 8276
We observed road traffic. We only saw bikes and cars. There were a total of 40 laps on the road. List at least three options how many bikes could be and how many cars?
Meters 8271
The school pool is 25 meters long. Peter swam it six times. How many meters did he swim?
Subsequent 8261
Mr. Peter needs to dig a 20m deep well on his property. The AZET company charges 1 euro for the first meter and 2x more for each subsequent meter. The ZETA company charges 200 euros for each meter of well depth. Which company should Mr. Peter choose if he
Calculate 8259
Calculate the sum of all 4-digit odd natural numbers.
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?
Loan 5
Abdul takes a loan of 200000 from Ali and agrees to repay in several installments. Each installment begins with the 2nd, exceeding the previous one by 1000. If the first installment is 500, find how many installments will be necessary to be wiped out of t
Temperature change
The mean temperature change is -3.2°F per day for five days. What is the total change over the five days?
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?
Children's 8154
A father bought books for his children's birthdays. Zdenka purchased the book for 24.60, and Milan bought the book 6.70 more expensive. How much did the father pay for both books?
Previous 8148
The sum of three natural numbers is 204. Each of them is five greater than the previous one. What are the numbers?
Father 8127
Dad nailed 54 poles to three equal parts of the fence. How many poles did he need for a fence with 10 of the same parts and a goal for which my father used up ten more poles?
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?
Difference of a half
Calculate three times the half difference of 7.5 and 2.1,
Sum and ratio
The sum and ratio of two numbers are equal to 10. Which numbers are they?
Apricots 8031
Grandma cooked eight glasses of apricots. Peaches cooked six glasses more than apricot glasses. How many glasses of peaches did she cook?
Conference 2
Nine people attended a conference on behalf of their company. The conference fee was £520 per person, and the company paid £856 in travel costs for the nine people. How much did the conference cost the company altogether?
Identical 8015
When buying two identical T-shirts, the discount on the second is SKK 60. If Ondra pays CZK 170 for both T-shirts, how much does one T-shirt cost?
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 10, and leave the third unchanged?
Self-counting machine
The self-counting machine works exactly like a calculator. The innkeeper wanted to add several three-digit natural numbers on his own. On the first attempt, he got the result in 2224. To check, he added these numbers again, and he got 2198. Therefore, he
Mixing Celsius and Fahrenheit
Add up three temperatures: 5°F +6°F +0°C

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