Rational numbers - practice problems - page 6 of 20
Number of problems found: 400
- A piece
A piece of wire that is 5.8 m long is to be cut into 15 pieces of the same length. What is the length of each piece? - Zhiwei
Zhiwei wants to divide 19 liters of water equally into six pots. Find the volume of water in each pot. - Angie
Angie poured four cartons of milk, each with 2.4 liters, into a mixing bowl. How many liters of milk were there altogether? - Jansen Jansen had 1.3 liters of fruit juice. He drank 0.5 liters during lunch. How many liters of fruit juice does he have left?
- On the trip
On the trip were more than 55 children, but less than 65. The teacher could form groups of 7, but groups of 8, no. How many children were on a trip? - Simplify 9
Simplify and express the result as a rational number in its simplest form: 1/2+ 1/5+ 6.25+0.25 - Temperature rise fall
In the morning, the thermometer showed -7 °C. The temperature rose by 4 °C, then rose again by 9 °C, fell by 2 °C, rose by 3 °C, fell by 6 °C, and finally fell again by 5 °C. What is the final temperature? - Adding mixed 3
Why does 1 3/4 + 2 9/10 equal 4.65? How do you solve this? - Expanded form
What is the expanded form of 0.21? - Closest natural number
Find the closest natural number to 4.456 to 44.56 and 445.6. - Expression calculations
Calculate: a) 23 - [2.6 + (6 - 9) - 4.52] b] 12.25 + 2 [2.7 - (-0.5 + 0.3 * 0.6)] - The enrolment
The enrolment for this school year is 2,340. If 1/6 are grade 8 and 1/4 are grade 10, how many are grade 7 or 9? - Fruits 2
An apple costs 7p, and a melon costs seven times more. How much will six apples and two melons cost? - Devices Sold Abroad Remain
The factory produced 420 devices per month. They will sell 0.6 of them abroad. How many devices will remain in the Czech Republic? - Without 2
Tell whether the product 0.644 x 0.25 will be greater than one or less than 1 without multiplying. Explain how you know. Then, find the product. - Apple Price per Kilogram
How much did 1 kg of apples cost when my mother paid CZK 30 for 1.5 kg? - Package
The package was 23 meters of textile. On the first day, it sold 12.3 meters. How many meters of textile remained in the package? - Wire
From wire 141 meters long, they cut 55.1 meters and then 30.6 meters. How many meters of wire are left? - Parcel service
A parcel from the U.S. to Slovakia costs 5.2 €, and a parcel from Slovakia to the U.S. costs 44 €. Calculate how many times Slovak Post is more expensive than the U.S. parcel service. - Tourist route longest
On the first day, tourists covered 3/14 of the planned route, on the second day 1/3 of the route, and on the third day 8/21 of the route. On which day did they walk the longest part of the route (1,2,3)?
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