Addition practice problems - page 72 of 73
Number of problems found: 1454
- Ton's teeth
Calculate at what age homeless Anton will be toothless. At age 29 has 26 teeth, and each year next tooth breaks. - Mistake
Nicol needs to correct errors when calculating in school. Instead of adding the number 20, she subtracts it. What is the difference between the result and the correct result? - Addends
Number 681 divided into the two addends that the first was 9 greater than 60% of the second. Determine these addends. - Grandchildren 850
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? - School trip
6.B class went on a trip. Train ticket cost 3 euros, cable car ticket 6 euro. How many euros must pay the classroom teacher for 23 students? - Vectors
For a vector w is w = 2u-5v true. Find coordinates of vector w if u=(3, -1), v=(12, -10). - Series
Your task is to express the sum of the following arithmetic series for n = 14: S(n) = 11 + 13 + 15 + 17 + ... + 2n+9 + 2n+11 - Divisibility
Determine the smallest integer which divided 11 gives remainder 4. When divided, 15 gives remainder 10 and when divided by 19 gives remainder 16.
- RWY
Calculate the opposite direction of the runway 13. Runways are named by a number between 01 and 36, which is generally one-tenth of the azimuth of the runway's heading in degrees: a runway numbered 09 points east (90°), runway 18 is south (180°), runway 2 - AVG of INT
What is the average of the integers from 9 thought 52 inclusive? - Reciprocal
What is the reciprocal of the sum of the reciprocals of 7 and 6? - 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:
- Homework
The monthly fee for the phone is 10 Eur and for the phone unit 0.06 Eur. How many families paid phones in the first quarter of Q1 if January 1 had on the counter 46674 units and on April 1 47495 units? - Recursion squares
In the square, ABCD has inscribed a square so that its vertices lie at the centers of the sides of the square ABCD. The procedure of inscribing the square is repeated this way. The side length of the square ABCD is a = 16 cm. Calculate: a) the sum of peri - Time
Write time in minutes rounded to one decimal place: 3 h 48 m 45 s. - Store
One meter of the textile was discounted by 2 USD. Now 9 m of textile cost as before 8 m. Calculate the old and new price of 1 m of the textile. - Relay-race
Kate ran 170 meters at 29.8 seconds, Suzan at 29.3 seconds, Roza at 34 seconds, and Žofka at 30.4 seconds. How long took to run the 4x170 m relay race?
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