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

Number of problems found: 111

  • Length subtracting
    meter_11 Express in mm: 5 3/10 cm - 2/5 mm
  • Opposite numbers
    plus_minus Calculate opposite numbers (additive inverse) to given ones:
  • Which
    plusminus_11 Which decimals when subtracted equal 3.89: a - b = 3.89
  • Degrees 2
    teplomer_11 The temperature was 3°F and falls four degrees Fahrenheit. What is actually temperature?
  • Employees
    workers_45 Of all 360 employees, there are 11/12 women. How many men work in a company?
  • Mixing operations with numbers
    numbers_49 Subtract twice the number -23.6 from the difference of the numbers -130 and -40.2.
  • Joshka
    money-false Joshka had € 15. Mama took him 15%. How many had left?
  • 8 degrees
    teplomer_22 8 degrees Celsius it cools down by 9 degrees Celsius. What is the resultant temperature?
  • Brackets 2
    brackets Add parenthesis to make true: 5-2×6-4+2=5
  • Angles in triangle
    angles_triangle.JPG Calculate the alpha angle in the triangle if beta is 61 degrees and 98 gamma degrees.
  • Complementary angles
    angles_2 Two angles are complementary. If one angle measures 10°, what is the measure of the second angle?
  • Star
    cross_star Calculate the content of the shaded part of square with side 28 cm.
  • Pizza fractions
    pizza Ann ate a third of a pizza and then another quater. Total part of pizza eaten by Ann and how much pizza is left?
  • Brackets
    brackets Place one pair of brackets in expression 20-16 + 10 - 4 - 2 so that the result will be 0.
  • Root
    root_quadrat The root of the equation ? is (equal or greater or less than zero)? ?
  • It is rectangular?
    nice_3d Size of two of the angles in a triangle are: α=110°, β=40°. Is it a right triangle?
  • A jewelry
    gold A jewelry store has 20 grams of gold. If a pair of earrings need 1/4 gram of gold, how many grams are not used?
  • Temperature change
    teplomer_31 The mean temperature change is -3.2°F per day for five days. What is the total change over the five day period?
  • Regrouping
    mixed_7 Subtract mixed number with regrouping: 11 17/20- 6 19/20
  • The outdoor
    teplomer The outdoor temperature was 60 degrees Fahrenheit at midnight. The temperature went down 3 degrees each hour for the next 4 hours. What was the temperature at 4 A. M. ?

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