Adding Problems

Number of problems found: 309

  • Adding shapes
    rectangle_13 5 triangles + 1 square = how many sides in all
  • Adding mixed 4
    fractions 2 and 1 8th plus 1 and 1 3rd =
  • Time adding
    clocks2_9 Add and write the result again as hours, minutes, seconds: 2hodiny45min15s + 1h20m50s =
  • Temperature adding
    teplomer_7 At a weather centre, the temperature at midnight was -2 degree Celsius and by noon it had raised 4 degree Celsius. What is the new temperature?
  • Adding mixed 3
    mixed_fractions Why does 1 3/4 + 2 9/10 equal 4.65? How do you solve this?
  • Adding mixed numerals
    zlomky_18 3 3/4 + 2 3/5 + 5 1/2 Show your solution.
  • Adding mixed numbers
    fractions_17 Add this two mixed numbers: 1 5/6 + 2 2/11=
  • Hello adding
    adding_1 Fill letters instead of digits so the indicated sum (equal letters represent equal digits). What number is hidden under the letter J? A A H A H O A H O J -------------------------- 4 3 2 1
  • Series and sequences
    seq_sum Find a fraction equivalent to the recurring decimal? 0.435643564356
  • Calculate
    seq_sum Calculate the sum of all three-digit natural numbers divisible by five.
  • Conversion of units
    meter_2 Complete the following length data
  • Trees
    hrusky_7 In the orchard, 38 apple trees and 20 pear trees grew. How many trees there grow?
  • Roman numerals 2+
    rome-italy_1 Add up the number writtens in Roman numerals. Write the results as a roman numbers.
  • Roman numerals +
    rome-italy Add up the number writtens in Roman numerals. Write the results as a decimal number.
  • Average
    gaussian Average of 5 numbers is 108. What is its sum?
  • Televisions
    tvs.JPG Television is the fifth most expensive and tenth cheapest TV. How many different TVs are in stores?
  • Gingerbread
    honey_cakes John decorated 29 gingerbread and Annie 8 more. How many gingerbread decorated Annie?
  • Combine / add term
    combine Combine like terms 4c+c-7c
  • Two numbers
    scientific_2 Find the four times smaller number for numbers 12 and 36 and then add them.
  • Opposite numbers
    plus_minus Calculate opposite numbers (additive inverse) to given ones:

Do you have an interesting mathematical word problem that you can't solve it? Submit a math problem, and we can try to solve it.

We will send a solution to your e-mail address. Solved examples are also published here. Please enter the e-mail correctly and check whether you don't have a full mailbox.

Please do not submit problems from current active competitions such as Mathematical Olympiad, correspondence seminars etc...