Addition practice problems - page 70 of 79

Number of problems found: 1573

Word learning
Karel decided to learn the selected words gradually. On the first day, he learned 2 times more than the fifth; on the second day 3, times more than the first; on the third day 1, time more than the first; on the fourth day 5, times more than the third; an
Passenger changes
1. At the fourth stop, 56 passengers boarded and disembarked. Find out if the number of passengers has increased or decreased in total. And by how much? 2. 37 passengers boarded at the fifth stop. A total of 8 passengers were lost at the fifth stop. How m
Two numbers
The sum of two numbers is 10,000, and one is four times larger than the other. What are two numbers?
Increase the number
I think the number zero is obtained by increasing it by four, then reducing it by seven, adding nine, and taking 50. Which number do I think?
Square root sum
Determine the sum of the square roots of the number 25.
Skiing
The ski gondola starts at a distance of 975 m from the top and is 389 meters long. I went from the bottom station to the top station. How many meters must I go to the top of the hill?
Arithmetic progression
Determine the twenty-first term and the difference AP if a1 = 0.12 and a1 + a2 = 0.42.
Mushroom collection
Peter Milo and Valika collected a total of 88 mushrooms. Valika collected the most - up to 34 mushrooms. How many mushrooms did Peter and Milo collect together?
Expression evaluation
For the variables x = -8, y = 12, z = -5, evaluate these two mathematical expressions a = y-z b = z / (x-z)
Expression evaluation
For the variables x = 8, y = 12, z = -5, evaluate these two mathematical expressions a = y-z b = z / (x-z)
Flower sales
The florist sold flowers in the morning and the afternoon. She sold 265 flowers in the morning and 378 flowers in the afternoon. In the evening, she had 277 flowers left. How many flowers did she have together in the morning before the sale started?
Shopping calculation
Mom bought a sweater for 840 crowns, shoes for 730 crowns, and two t-shirts for 120 crowns each. Guess if 2000 CZK was enough for her purchase. Then calculate how many Czech crowns the seller gave her back or how much she had to pay extra.
Sum of members
What is the sum of the first two members of the arithmetic progression if d = -4.3 and a3 = 7.5?
Root sum
What is the sum of the fifth root of 243?
Raspberries
Dan had 20 raspberries, and John had 90% more raspberries than Dan. Find the total number of raspberries Dan and George have together.
Geometric progression
Determine the sum of the first three members of GP if q = 2 and a4 = 2.4.
Arithmetic progression
Determine the sum of the second and fifth AP members if a1 = -4.12, d = -0.7
Chocholate pyramid
How many chocolates are on the third shelf if there are 41 chocolates on the 8th shelf and each shelf has five more chocolates than the previous one?
Tulips and daffodils
Farm cultivated tulips and 211 units of 50 units more daffodils. How many spring flowers are grown together?
Book sales
The Harry Potter book was released in the second quarter, and 6,000 copies were sold in this quarter. In the third quarter, it sold 8% more and in the fourth quarter it sold 15% more than in the third quarter. How many Harry Potter books have been sold by

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