Rational numbers - 6th grade (11y) - math problems
Number of problems found: 72
- Average price
Sixth grade went on a trip to Moravia. Each of the 26 pupils paid CZK 320 and the school paid a total of CZK 3,510. What was the average price of a trip per student?
- Tenths digit
For 10.932, which digit is in the tenths place?
- Double 5
Peter was thinking of a number. Peter doubles it and gets an answer of 8.6. What was the original number?
- The Stolen Money
A man walks into a store and steals a $100 bill. 5 minutes later, he returns to the store and buys stuff worth $70. He pays with the bill that he had stolen, so the owner of the store returns him $30. How many dollars did the store owner lose?
- The temperature
The temperature at 1:00 was 10 F. Between 1:00 and 2:00, the temperature dropped 15F. Between 2:00 and 3:00, the temperature rose 3F. What is the temperature at 3:00?
- What is one third
What is 1/3 as a decimal? Give your answer rounded to 2 decimal places.
- Whole numbers
Pavol wrote down a number that is both rational and a whole number. What is one possible number she could have written down?
- Adding mixed 3
Why does 1 3/4 + 2 9/10 equal 4.65? How do you solve this?
- Fruits 2
An apple costs 7p and a melon costs seven times more. How much will 6 apples and 2 melons cost
- My father
My father has a big farm. 6/8 of it were planted with mango trees, 1/2 of the remainder are guava trees and the rest 10 trees are santol trees. What is the number of all trees?
- A number
A number increased by 7.9 is 8.3
Subtract mixed number with regrouping: 11 17/20- 6 19/20
- Comparing and sorting
Arrange in descending order this fractions: 2/7, 7/10 & 1/2
- Equivalent expressions
A coach took his team out for pizza after their last game. There were 14 players, so they had to sit in smaller groups at different tables. Six players sat at one table and got 4 small pizzas to share equally. The other players sat at the different table
- Reduce to lowest terms
Reduce to lowest terms : 32/124
- To improper fraction
Change mixed number to improper fraction a) 1 2/15 b) -2 15/17
- Without 2
Without multipying, tell whether the product 0.644 x 0.25 will be greater than 1 or less than 1? Explane how you know. Then find the product.
- On the trip
On the trip were more than 55 children, but less than 65 children. Groups of 7 could be formed, but groups of 8 no. How many children were on a trip?
- Simplify 3
Simplify mixed numerals expression: 8 1/4- 3 2/5 - (2 1/3 - 1/4) Show your solution.
- Closest natural number
Find the closest natural number to 4.456 to 44.56 and to 445.6.