Percentages - 7th grade (12y) - math problems

Number of problems found: 188

  • Mixture
    roztoky_6 How many percentages mixtures do we get by adding 23ml of matter to 89ml of water?
  • Percent
    skiing From 99 children who participated in the ski course were 23 excellent skiers, 13 good and 20 average and the rest were beginners. Calculate this data in percentages.
  • Percentages
    percents2 Calculate the percentages to two decimal places: a / 15 min in 4 hours B / 35 cm2 of 12.5 dm2 c / 2dm2 of 400 cm2 D / 0.2 liters from 2.2 liters
  • The percentages in practice
    plodina If every tenth apple on the tree is rotten it can be expressed by percentages: 10% of the apples on the tree is rotten. Tell percent using the following information: a. in June rained 6 days b, increase worker pay 500 euros to 50 euros c, grabbed 21 from
  • Percentages
    money_14 What is 1/3 of $821.43?
  • Vinegar 2
    ocet How many percentages of vinegar solution will we get if we mix 3.5 liters of 5.8% and 5 liters of 7.6% vinegar?
  • Inflation
    dollar What is better for people (employees)? ?
  • Seeds 2
    seed How many seeds germinated from 1000 pcs, when 23% no emergence?
  • The hockey
    hokej The hockey player scored 6 goals from 15 shots. How many % was he successful?
  • Class
    children_2 In a class are 32 pupils. Of these are 8 boys. What percentage of girls are in the class?
  • Number
    percent What number is 20 % smaller than the number 198?
  • Percentage - fractions
    rubik About what percentage we must increase number 1/6 to get number 1/3?
  • Percents - easy
    percents_5 How many percent is 432 out of 434?
  • Base, percents, value
    percent_1 Base is 344084 which is 100 %. How many percent is 384177?
  • Shots
    lopta_5 Determine the percentage rate of keeper interventions if from 32 shots doesn't caught four shots.
  • Bureaucracy
    bureaucrat The office was attended by 23 people. 9 of them completed the questionnaire. What is the percentage of all people?
  • Farmland
    polno Farmers seeded maize to 45 ha, which is 15% of their total farmland. How many hectares of fields they have?
  • Guess number
    divide With what number should be divided number 9727 to be reduced by 70%?
  • Profitability
    zisk The purchase price of goods is 13000, the sales price is the 20000. What is the profitability as a percentage?
  • Conference
    conference 148 is the total number of employees. The conference was attended by 22 employees. How much is it in percent?

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Our percentage calculator will help you quickly calculate various typical tasks with percentages. Percentages Problems. Examples for 7th grade (seventh).