Natural numbers - 4th grade - math problems

Number of problems found: 25

  • Three numbers
    dice How much we increases the sum of three numbers when the first enlarge by 14, second by 15 and third by 16? Choose any three two-digit numbers and prove results.
  • Life
    dedko Calculate how many years has man lived for 12248 days?
  • Parenthesis
    casino Fill in the examples correctly brackets: A) 7.9+12:3-2 =23 B) 7.9+12:3-2=75
  • Weeks
    calendar 38 weeks is equal to how many days?
  • Identity
    numbers_49 123456789 = 100 Use only three plus or minus characters to correct previous identity/equation.
  • Written number
    numbers2_49 Place+values x ten thousands =30 thousands
  • Page numbering
    books_10 The book has 88 pages. How many times is the number 4 used for the book numbering?
  • Charity
    kostol_03-1_1 Tina supports her favorite charity with an automatic deduction of P350/month from her bank account. What is the total of her deductions in a year?
  • In the bowl
    hrusky There are 12 pears in the bowl. Erik ate a third. How many pears remained in the bowl?
  • Balls
    balls I have 19 balls and my friend has 27. About how many has my friend more balls?
  • Pimps
    pirohy There were 24 pimps in the plate. Maros ate 12, his little sister four times less. How many pimps remained in the plate?
  • Grandma
    egg Grandma bought two 10 pack of eggs. She used 8 eggs on the cake, 2 times less on the omelette and 4 more eggs for breakfast. How many eggs did it stand for?
  • Children in the classroom
    children-school How many children are in the classroom, where Ladislav is 10th lightest and 16th heaviest in class?
  • Unknown number 22
    numbers2_22 I am a two-digit number. My tens digits are 4. My one digit is three more than my tens. Who am I?
  • Workshop
    factory In the workshop have to be produced for 5 days 2000 components. How many components must be produced in the workshop every day and how much per hour, if shift is 8 hours.
  • Wafers
    cukrrka_2 They used 200 pieces to make wafers. 157 topped with caramel topping and 100 with sugar topping. How many wafers did both toppings have?
  • Mystery number
    numbers2_38 A mystery number is between 800 and 920. No digits are the same. The difference of the numbers 5. What is the mystery number?
  • Textbooks
    textbooks After the check of textbooks found that every 10-th textbook should be withdrawn. Together 58 textbooks were withdrawn. How many textbooks were in stock before withdrawn, and how many after withdrawn?
  • Landlord
    dukaty Landlord had 49 ducats more than Jurošík. How many ducats Jurošík steal landlord if the Jurošík now 5 ducats more?
  • Small painters
    venn_intersect_1 There are ten pupils in the painting group. Eight pupils paint with watercolors and nine pupils with tempera colors. How many pupils paint both water and tempera colors when each pupil paints?

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Natural numbers - math problems. Examples for 4th grade.