Subtraction practice problems - page 54 of 82

Number of problems found: 1623

Round skirt
The cut on the round skirt has the shape of an annulus. Determine how much m² of fabric will be consumed on an 80 cm long skirt. The waist circumference is a circle with a smaller radius of 69 cm.
Granddaughter
In 2014, the sum of the ages of Meghan's aunt, her daughter, and her granddaughter was equal to 100 years. We know the age of each can be expressed as the power of two. In what year was the granddaughter born?
Identical 36423
We glued the letter T from two identical wooden blocks, 5 cm x 5 cm x 10 cm, and wanted to paint it. How big will it be?
Trip cost
In September, the trip cost CZK 12,000. How many crowns did the trip cost in June of the same year, when they have since reduced the price by a quarter and another CZK 1,200?
Subtracting 36203
The petals of each always have something in common. Can you figure out what number will be in the middle of the flower so that when subtracting and adding, the numbers come from the flowers? The flowers are numbered 50, 30, 20, 40, and 10.
On the floor 2
The living room's floor area is 9 7/9 m². A carpet covering an area of 5 5/8 m² is placed on the floor. Find the area of the room that is not covered with carpet.
Below sea level
A submarine was situated 800 ft. Below sea level. If it ascends 250 ft., What is its new position? (Hint: Below sea level implies a negative integer).
Equilateral 35073
Draw an equilateral triangle ABC with a side of 8.5 cm. Assemble all the mines and measure them. What is the difference between the longest and the shortest of them?
Three-day 34971
During the three-day journey, the friends took 3/10 of the planned route on the first day and 1/4 of the intended way on the second day. How many km do they have left for the last day if the road is 80 km long?
Calculate expr
Calculate the example with decimal numbers: -5 + (- 14 + 11) • [24-2 • (-0,4)] - {- 28-41 • [-8 • 2 + 4 • 1 • (0,1-2,4)] + 1} =
Seasonal sale
The bike became cheaper on the seasonal sale by 22%, which is 88 euros. At what price is it sold now?
Three-fifths 34771
Calculate three-fifths of the ratio of the product and the sum of all prime divisors of 240.
Parentheses: 34731
Evaluate the expression with parentheses: 12 • (-4,3) + 3 • [14- (23-4 • 5)] - 2 • {36- [18- (28-76)]} =
A ribbon
From a 1-meter ribbon, Ericka cut 2/4 meter for her hat and another 1/4 meter for her bag. How long was the remaining piece?
Already 34231
Every time it is Friday, Mom takes five apples. Friday has already taken place 18 times. How many apples does my mom have if she always ate only 1?
A trout
A trout was swimming 9 feet below the surface of a lake. It dove down eight more feet to search for food. What is the position of the trout now relative to the surface? To solve the problem, Denise subtracted 9–8 and came up with an answer of 17 feet. Is
Vectors abs sum diff
The vectors a = (4,2), b = (- 2,1) are given. Calculate: a) |a+b|, b) |a|+|b|, c) |a-b|, d) |a|-|b|.
Susan
Susan bought an oven in a pay lite installment plan of Php 2,070 monthly for six months. The payment is automatically debited from her credit card. What is the net debit on her card after six months from the installment plan alone?
Three-fifths 33481
The collection of Christmas tree decorations costs € 12 before Christmas. After Christmas, we could buy it for three-fifths of the original amount. By how many euros did the collection become cheaper?
Suriani
Suriani had 3.05 m of ribbon. She used up 0.76 m of it. What is the length of ribbon that she has left?

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