Rational numbers + subtraction - practice problems - page 3 of 5
Number of problems found: 84
- Number calculation exercise
Calculate: a) 17 + (-23) - (-42) = b) - 32 - (+12) + (+13) = c) 6.7 - (+ 2.5) - (- 8.2) = d) - 0.56 - 4.38 + 6.78 = - Debt payment settlement
Andrew owes John 2 euros. John owes Matt 3 euros, and Matt owes Andrew 1.5 euros. How many euros will each person have, more or less, after settling all debts? - The elevator
Hannah took the elevator. She got on the third floor, went down to the basement, went up five stories, went down two floors, up three, up two again, and got out. On which floor did she get off? (Don't forget what the basement is) - Jana and Eva
Jana and Eva practised decimals. Jana made up a decimal number, and Eva always added three times that number to it. The first number consisted only of ones (i.e., it ended in the hundredths place and had 5 digits). The second number had twice as many deci - 1000 bill
A hat costs Php 75.25, and a discounted T-shirt costs Php 750.55. How much change will you receive if you pay for both items with a Php 1,000 bill? - Suzi starts
Suzi starts her hike at 225 feet below sea level. When she reaches the end of the hike, she is still below sea level at −105 feet. What was the change in elevation from the beginning of Suzi's hike to the end? - 500 pesos
She has Php 500.00. She spent Php70.00 on her transportation, Php375.50 on her food, and Php45.75 on her school project. How much more was left to her? - Money pocket
Andy had $5.95 in his pocket. His father gave him another $3.55. How much does Andy have altogether now? B. How much would Andy have to deposit to have $200? - The temperature
The temperature at 1:00 was 10°F. Between 1:00 and 2:00, the temperature dropped by 15°F. Between 2:00 and 3:00, the temperature rose by 3°F. What is the temperature at 3:00? - Cheese Consumption Weight
A package of one cheese weighs 1.80 kg. From the previous day, 0.80 kg remained. Today I have 0.53 left in the box. What was the consumption of cheese? - Temperature Drop Degrees
At the Štrbské prom, the station measured an air temperature of 12.7°C in the afternoon. By morning, the air temperature had dropped to -5.8°C. How many degrees °C has the air temperature dropped? - Purchase 3
Bailey had $5.67. She bought a bottle of water for $3.71. There was no sales tax on her purchase. How much money did she have after her purchases? - Colored blocks
Tucker and his classmates placed colored blocks on a scale during a science lab. The brown block weighed 8.94 pounds, and the red block weighed 1.87 pounds. How much more did the brown block weigh than the red block? - Ana bought
Ana bought a bag for Php 350.75 and a blouse worth Php 450.90. If her change was Php 198.35, how much did she give the cashier? - Mixed numbers
Rewrite mixed numbers so the fractions have the same denominator: 5 1/5 - 2 2/3 - Maria 4
Maria earns $15.25 per hour babysitting and $16.50 per hour cleaning the house. Last weekend, she spent 3 hours babysitting and 2 hours cleaning the house. Then, she went to the shop and spent $27.69. How much money does Maria have left? - Antipandemic garlic
Noah bought 0.328 kg of garlic, 0.072 kg of tomatoes, 0.1112 kg of onions, and the remaining kg of ginger to make it 2.387 kilograms altogether. How many kg of ginger had he bought? - Tommy
Tommy harvested 41.7639 kg of oranges, and Cadrick harvested 35 673/1000 kg of the same type of fruit. How many more kg of fruits did Tommy harvest than Cedrick? Round your answer to 3 decimal places. - River level changes
The river level was 2 cm above normal at the beginning of the month, then rose by 5 cm. In the following days, it fell by 12 cm, then fell by another 9 cm, and finally rose by 7 cm. What was the river level relative to normal at the end of the month? - Submerging
Monica dove 9 meters below the ocean's surface. She then dove 13 meters deeper. Then she rose 19 and one-fourth meters. What was her position concerning the water's surface (the water surface = 0, minus values = above water level, plus = above water level
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