Rational numbers + addition - practice problems - page 3 of 5
Number of problems found: 99
- 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} = - Overnight change
It was 13 °C yesterday, but the temperature changed by -18.6° overnight. What is the temperature now? - Three pieces
Mel has three pieces of lace measuring 4 m, 0.2687 m, and 13.5 m respectively. How long is the total if she places them end to end? - Peter 4
Peter has a salary of 45,55 pesos per hour on a regular day and 2,5 times of regular rate over time. He worked 8 hours per regular day and 4 hours of overtime. Find the total amount of payments received. - Chose
Chose Juan bought three pieces of watermelon. If the three watermelons weigh 2.2103 kilograms, 3.0214 kilograms, and 2.6682 kilograms, how many kilograms of watermelons did Chose Juan buy? - 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? - Christine
Christine sold four durians weighing 1.3 kg, 1.5 kg, 1.4 kg, and 1.6 kg, earning Php 353.80. How much is a kilogram of durian? - 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) - A dolphin
A dolphin was swimming 17 meters below the surface of the ocean. It located a squid and dove down four more meters to eat it. What is the location of the dolphin now relative to the surface? - 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 - Mailing
Pablo's mailing packages, each small package costs $2.10 to send, and each large package costs him $2.90. How much will it cost him to send one small package and six large packages? - The carpenter 2
The carpenter has four pieces of wood that measure 0.4375 m, 0.5624 m, 0.755 m, and 1.001 m. How long is the wood if he puts them end to end? - Three pieces
Hannah has three pieces of stick measuring 0.365 m, 0.152 m, and 0.537 m respectively. How long is the combined stick if she places them end to end? - Kate gift Kate had PHP 368.29. Her mother gave her PHP 253.46, and her sister gave her PHP 57.39. How much money does she have now?
- Dan goes
Dan goes to the bank and deposits $64.35 in cash and two cheques: one for $90.23 and the other for $71.68. What is his total deposit? - Flowers 4
A flower seller has 4.05 kg of orange flowers and 6.50 kg of red flowers. She makes flower baskets, each containing 2.11 kg of mixed flowers. How many baskets did she make? - 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?
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