Numbers - practice for 12 year olds - page 2 of 136
Number of problems found: 2707
- Relay teams
There are 159 students to be grouped into relay teams. Each team should have the same number of students. Can each team have 3,5 or 6 students? Explain. - LCM or HCF
Find the lowest common multiple of these two numbers: 105 226 - The pole in the mud
4/7 of a pole is in the mud. When 1/3 of it is pulled out, an 8 m long piece of the pole still remains in the mud. What is the full length of the pole? - One-third of a drum
1/3 rd of a drum is filled with water. Needed another 60 l of water to fill the whole drum, then what is the capacity of a drum?
- A man 13
A man traveled 7/10 th of his journey by train, half of the remaining by bus, and the remaining 30km by car. Calculate the length of the whole journey. - Divisible by three
What least value must be assigned to the blank space so that the number 789563 is divisible by 3 - Fruits
2/3 of the fruits are cherries, and the rest are grapes. I sold 1/2 of the cherries and 1/4 of the grapes. If I had 280 left, how many fruits had I at first? - John has
John has read the first 114 pages of a novel. He has read 3 pages less than one-third of the novel. Write an equation to describe the total number of pages p in the novel, and find the value of p. - Older or younger
The age of a man after 15 years is 4 times the age of that man 15 years before. Find his present age.
- Prealgebra ex
Find an unknown number/mixed number N in the given equation: N + 3 1/2 = 6 3/4 - Unknown r
Solve for r. (2)/(3) * r = 5 Write your answer as a fraction or as a whole or mixed number. - A mixed school
In a mixed school, 5/9 of the pupils are boys. If there are 128 girls, how many pupils are there altogether? - What number
What number must be added to both the numerator and denominator of 3/5 to get 5/6? - Solve 20
Solve an equation with fractions: 5 1/2 - blank equals 23/4.
- Stephen
Stephen was thinking of a number. Stephen halves the number and gets an answer of 44.3. Form an equation with x from the information. - Reduce 9
Reduce the fraction 16/24 to the lowest terms. - Common denominators
Find the common denominator 5/6 and 1/3 - Twice 3
Twice a certain number is added to 10. If the result is minus fourteen. Find the number - The population 2
If 3/5 of a village's population is 366 persons, what is the village's population?
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