Subtraction practice problems - page 38 of 82

Number of problems found: 1630

The movie
Barry watched 1/3 of a movie in the morning and some more at night. By the end of the day, he still had 1/4 of the movie left to watch. How much of the movie did Barry watch at night?
Temperature down
If the temperature outside is 25 degrees and drops 1.5 degrees every hour, what would my temperature be at the end of the day (after 10 hours)?
On Tuesday
On Tuesday, the temperature of a chemical compound measured 12°C. If the temperature dropped 4 1/2°C per day, what was the temperature after four days?
Christmas temperature measurement
The thermometer read 2 degrees in the afternoon and -3 degrees on Christmas Day in the evening. What temperatures did the following day show when the temperature was 6 degrees lower in the afternoon and evening?
The sum
The sum of the two numbers is 69, and the difference is 11. Which numbers are they?
Three gifts
Jon had 20 dollars to spend on three gifts. He spent 9 9/10 dollars on gift A and 4 3/5 dollars on gift B. How much money did he have left for gift C?
Stamp exchange minimum
Lukáš and Laco exchanged stamps. Before the exchange, Lukáš had 25 more marks than Laco. After the exchange, he had more Laco marks. At least how many stamps does Laco receive from Lukáš?
Vector coordinate operations
The vectors v = (2.7; -1.8), w = (-3; 2.5) are given. Find the coordinates of the vectors: a = v + w, b = v-w, c = w-v, d = 2 / 3v
Girls and boys
In a class of 40, 4/5 are boys. How many are girls?
What is similar fraction
Which of the following is a similar fraction of 9/10,3/5,1/4
Girl group fired
There were five girls in the group. Their names were Veronika, Terezka J., Terezka G., Timea and Ema. Ema was wrong, so they fired her. How many are left?
Planting
The eighth graders took part in the planting of saplings in the forest for four days. On Monday, they planted a quarter of all the saplings they were supposed to plant. They planted a third of what they had left from Monday on Tuesday. On Wednesday, half
The enrolment
The enrolment for this school year is 2,340. If 1/6 are grade 8 and 1/4 are grade 10, how many are grade 7 or 9?
Temperture drops
In Alaska, the temperature drops a total of -18 degrees over three days. If the temperature drops at a constant rate, what is the change in temperature per day?
Whole pie
If you have one whole pie, 1/2 is given away, and 1/4 is eaten, how much do you have left?
Two expressions
When x = 3 and y = 5, how much does the value of 3x² – 2y exceed the value of 2x² – 3y?
Test points
A test has 20 questions. The test awards 3 points if the answer is correct and takes away 1 point if the answer is incorrect. A student answered five questions incorrectly. How many points did the student earn?
Please 3
Please help; I'm lost! I'm calculating the difference between two Fahrenheit degrees 55°F - 37°F = 18 °F Now, if I convert the degrees Fahrenheit to Celsius before subtracting, we get 12.78°C —2.78 =10°C. How is that possible when 18°F does not equal 10°C
Solve 8
Solve the given problem involving linear inequalities in two variables. Your parents give you a weekly allowance greater than Php200. The allowance is budgeted for your food and school needs. If you allowed Php70 for your school needs, what would be the m
A discount
A discount clothing store sells a $72 sport jacket for $24 off the regular price. What is the discount rate?

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