Real numbers - practice problems - page 2 of 9
Direction: Solve each problem carefully and show your solution in each item.Number of problems found: 162
- Decimal number
I am a decimal number between 0.3 and 0.5. the digit in my hundredth place is five more than the digit in tenth place, off the number in tenth place is 4. What is the number?
- Expanded form
What is the expanded form of 0.21?
- Difference 5269
Calculate the difference between the sum of the numbers 1.04 and 0.56 and the product of the numbers opposite to them.
- Expressions: 2381
Determine the values of the following expressions: a) 3² - (- 4) b) 4-321 c) -32-7
- Sum of absolute values
Is it possible for |r| + |s| = |r+s|? If so, when?
- Fraction to decimal
Write the fraction 3/22 as a decimal.
- Two midpoints
Point A is on a number line halfway between -17 and 5. Point B is halfway between points A and 0. What integer does Point B represent?
- Sorting ASC
Which group of decimals is in order from least to greatest? A) 1.04, 0.39, 0.8, 2.1, 0.09 B) 2.1, 1.04, 0.39, 0.8, 0.09 C) 0.09, 0.39, 0.8, 1.04, 2.1 D) 0.09, 0.39, 0.8, 2.1, 1.04
- Mixing operations with numbers
Subtract twice the number -23.6 from the difference between the numbers -130 and -40.2.
- Research 5270
The divers measured a depth of 104m. They want to place a research probe at four times less depth. How deep will the probe be placed?
- Overnight change
It was 13°C yesterday, but the temperature changed by -18.6° overnight. What is the temperature now?
- Calculate: 3944
Calculate: a) 23 - [2.6 + (6 - 9) - 4.52] b] 12.25 + 2 [2.7 - (-0.5 + 0.3 * 0.6)]
- 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?
- Fruit punch 2
Alberto makes fruit punch with 24.2 ounces of apple juice and 18.4 ounces of pineapple juice. He splits the fruit punch equally into six glasses. How much fruit punch is in each glass?
- The sum 10
The sum of the three decimals is 938.629. Two of them are 456.54 and 392.69. Find the third one.
- Brian
Brian divides 80 by 7. Between what two whole numbers is his answer?
- Cargo load
How many products weighing 12.5 kg can be loaded on a cargo car with a load of 1.5 t to load two-thirds?
- Necklaces
Mohammad sells beaded necklaces. Each large necklace sells for $4.50, and each small necklace sells for $4.10. How much will he earn from selling five large necklaces and four small necklaces?
- Items
Items A costs 675.35 while item B costs 1605.25. How much more was the cost of item B than item A? How much would you pay if you purchased items A and B?
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