Addition - practice for 10 year olds - last page
Number of problems found: 231
- Operations
The sum of the numbers $a and $b multiply by the difference of numbers $c and $d. - 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? - 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?
- 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 - Opposite numbers
Calculate opposite numbers (additive inverse) to given ones: - Theater
The theater has each row with 15 seats. The ticket to the first 7 rows is for 26 EUR. The next row is for 13 EUR. The theater was completely sold out. Revenue was 5850 EUR. How many rows are in the theater? - Decimal expansion
Calculate: 2 . 10 + 2 . 100000 + 2 . 1 + 4 . 100 + 9 . 10000 + 8 . 1000 = - Summand
One of the summands is 145. The second is 10 more. Determine the sum of the summands.
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