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

Number of problems found: 189

  • Simplify
    square Simplify powers multiplication: (3+22)(5-42)
  • The largest number
    num Find the largest integer such that: 1. No figures is not repeat, 2. multiplication of every two digits is odd, 3. addition all digits is odd.
  • The machine
    clocks2_2 The machine was in operation for 9 tenths (in a fraction) of eight hours of working time. How long has he been running?
  • Average
    gaussian Average of 5 numbers is 108. What is its sum?
  • Pins 2
    pin_keyboard how many different possible 4 digits pins can be found on the 10-digit keypad?
  • Compare
    fraction Compare fractions ?. Which fraction of the lower?
  • Prime factors
    prime Factor the number 6600 into the product of prime numbers.
  • Seven
    post_1 Seven friends agree to send everyone a holiday card. How many postcards were sent?
  • Promile
    promile Calculate the 4.6 ‰ of 199.
  • Equivalent fractions
    equivalent-fractions Are these two fractions equivalent -4/9 and 11/15?
  • Gasoline price
    fuel_pump2_1 At 34.4 cents per liter, how much will 42 liters of gasoline cost?
  • Employees
    workers_45 Of all 360 employees, there are 11/12 women. How many men work in a company?
  • Product
    multiplicationchart The sum and the product of three integers is 6. Write largest of them.
  • Chess
    chess How many different ways can initiate a game of chess (first pass)?
  • Ratio
    ratio_2 Unfold number 1963 in the ratio 9:2:2.
  • Hours 3
    time_9 How many hours are in 3 2/3 days?
  • Ratio - proportion
    ratios2 Reduce the number 16 in proportion 3:2 5:4 11:8
  • The square
    numbers_49 The square root of 25 times the square root of 81 is what number?
  • Hexadecimal number
    digitrons What will be hexadecimal number 303 as decimal number?
  • Mixing operations with numbers
    numbers_49 Subtract twice the number -23.6 from the difference of the numbers -130 and -40.2.

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Multiplication Problems. Examples for 7th grade (seventh).