Maths practice for 9-year-olds - page 7 of 18
Number of problems found: 357
- A test
A test has 20 questions. The test takes away 1 point if the answer is incorrect. A student answered eight questions incorrectly. How many points did the student lose? - Pigs 3
Julie fed ten pigs a week and got paid Php 10.50 for each pig. How much money does she make in one week? - Pines and spruces
They planted 350 spruces and 180 pines in the forest nursery. Forty-six trees withered. How many trees are ok? - School marks
Boris has a total of 22 marks. Ones have three times less than threes. There are two twos. How many have ones and threes? - Family
Dad has two years more than mom. Mom has five times more than Katy. Katy has two times less than Jan. Jan is ten years old. How old is everyone in the family? How old are they together? - Assembled 80750
We assemble different bodies from five identical cubes. The volumes of all bodies are equal. Calculate the surfaces of the assembled bodies. - Different 80374
Draw the base of circles with different radii. Measure the diameter of each circle and compare it to its radius. What is true about them? - Pupils
There are 27 pupils in the classroom. They can swim 21 and ski nine pupils. Neither swim nor ski three pupils. How many pupils can swim and ski? - Pentathlons 7579
Honza has 3 pentathlons. Zuzana is three times less. How many euros do they have in total? - Daughter 6165
His father is 43 years old, and his daughter is 17. How many years ago was a father three times older than a daughter? - Favorite 5824
Richard has read 81 pages from his favorite book. He liked to read nine times fewer pages from his favorite book. How many pages did Rado spend? How many pages did they read together? - Grapefruits 5616
Nine oranges weigh as much as six grapefruits. One grapefruit weighs 300g. How much does one orange weigh? - Children's 4261
An adult costs a ticket 6e; the teacher paid for herself and ten children, only the children's ticket cost half price. How much did she pay for herself and the children? - Calculate 2974
Calculate and find the rule according to which the numbers follow: 600 300 900 1200 2100 3300. Write a few more numbers. - Angel 4
Angel bought 11 spools of wire. Each spool has 2.8 meters of wire. How many meters of wire did Angel buy in all? - The masses
The masses of a mother and a daughter differ by 30kg and are in the ratio of 8:5. Find the mass of each. - Ten pupils
Ten pupils came to the art group. Eight pupils painted with watercolors and nine painted with ink, each painted with ink or watercolors. How many pupils painted water and ink at the same time? - Each chair
Each chair costs twice less than two tables. One table costs 720 Czech crowns. How many crowns are the table and four chairs? - Paralympics
Milan competed in the Paralympics. He finished as the winner with a time of 4 minutes and 37 seconds. The competitor in second place was 53 seconds slower. What time had the competitor in second place? - Identity
123456789 = 100 Correct the given identity/equation only using three plus or minus signs.
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