Which of the following is a multiple of 80?
160
240
320
All of the above
of 10
Multiples of 80 – 100+ List, Examples
Multiples of 80 – 100+ List, Examples
Multiples of 80 are numbers expressed as (80 x n), where (n) is an integer. These multiples follow a pattern, increasing by 80 each time (e.g., 80, 160, 240, 320, 400). Multiples of 80 are crucial in mathematics, especially in algebraic concepts, squares, square roots, and fractions. They help in understanding number properties and performing arithmetic operations efficiently. Recognizing these multiples is key to grasping complex mathematical ideas and solving algebraic equations. Multiples are essential in number theory, aiding in the exploration of patterns, relationships, and number behavior within mathematical frameworks. They serve as fundamental building blocks, supporting a deeper understanding of various mathematical concepts.
What are Multiples of 80?
Multiples of 80 are numbers that can be expressed as 80×n, where n is an integer. These numbers are always even and include values like 80, 160, 240, 320, and so on.
First 10 Multiples of 80 are 80, 160, 240, 320, 400, 480, 560, 640, 720, 800
First 50 Multiples of 80 are 80, 160, 240, 320, 400, 480, 560, 640, 720, 800, 880, 960, 1040, 1120, 1200, 1280, 1360, 1440, 1520, 1600, 1680, 1760, 1840, 1920, 2000, 2080, 2160, 2240, 2320, 2400, 2480, 2560, 2640, 2720, 2800, 2880, 2960, 3040, 3120, 3200, 3280, 3360, 3440, 3520, 3600, 3680, 3760, 3840, 3920, 4000
For example, 80, 160, 240 and 320 are all multiples of 80, 154 is not a multiple of 80 for the following reasons:
| Number | Reason | Remainder |
|---|---|---|
| 80 | 80 is a multiple of 80 (80 x 1 = 80) | 0 |
| 160 | 160 is a multiple of 80 (80 x 2 = 160) | 0 |
| 240 | 240 is a multiple of 80 (80 x 3 = 240) | 0 |
| 320 | 320 is a multiple of 80 (80 x 4 = 320) | 0 |
| 154 | 154 is not a multiple of 80 because 154 ÷ 80 leaves a remainder | 74 |
List of First 100 Multiples of 80 with Remainders
| Number | Reason | Remainder |
|---|---|---|
| 80 | 80 is a multiple of 80 (80 x 1 = 80) | 0 |
| 160 | 160 is a multiple of 80 (80 x 2 = 160) | 0 |
| 240 | 240 is a multiple of 80 (80 x 3 = 240) | 0 |
| 320 | 320 is a multiple of 80 (80 x 4 = 320) | 0 |
| 400 | 400 is a multiple of 80 (80 x 5 = 400) | 0 |
| 480 | 480 is a multiple of 80 (80 x 6 = 480) | 0 |
| 560 | 560 is a multiple of 80 (80 x 7 = 560) | 0 |
| 640 | 640 is a multiple of 80 (80 x 8 = 640) | 0 |
| 720 | 720 is a multiple of 80 (80 x 9 = 720) | 0 |
| 800 | 800 is a multiple of 80 (80 x 10 = 800) | 0 |
| 880 | 880 is a multiple of 80 (80 x 11 = 880) | 0 |
| 960 | 960 is a multiple of 80 (80 x 12 = 960) | 0 |
| 1040 | 1040 is a multiple of 80 (80 x 13 = 1040) | 0 |
| 1120 | 1120 is a multiple of 80 (80 x 14 = 1120) | 0 |
| 1200 | 1200 is a multiple of 80 (80 x 15 = 1200) | 0 |
| 1280 | 1280 is a multiple of 80 (80 x 16 = 1280) | 0 |
| 1360 | 1360 is a multiple of 80 (80 x 17 = 1360) | 0 |
| 1440 | 1440 is a multiple of 80 (80 x 18 = 1440) | 0 |
| 1520 | 1520 is a multiple of 80 (80 x 19 = 1520) | 0 |
| 1600 | 1600 is a multiple of 80 (80 x 20 = 1600) | 0 |
| 1680 | 1680 is a multiple of 80 (80 x 21 = 1680) | 0 |
| 1760 | 1760 is a multiple of 80 (80 x 22 = 1760) | 0 |
| 1840 | 1840 is a multiple of 80 (80 x 23 = 1840) | 0 |
| 1920 | 1920 is a multiple of 80 (80 x 24 = 1920) | 0 |
| 2000 | 2000 is a multiple of 80 (80 x 25 = 2000) | 0 |
| 2080 | 2080 is a multiple of 80 (80 x 26 = 2080) | 0 |
| 2160 | 2160 is a multiple of 80 (80 x 27 = 2160) | 0 |
| 2240 | 2240 is a multiple of 80 (80 x 28 = 2240) | 0 |
| 2320 | 2320 is a multiple of 80 (80 x 29 = 2320) | 0 |
| 2400 | 2400 is a multiple of 80 (80 x 30 = 2400) | 0 |
| 2480 | 2480 is a multiple of 80 (80 x 31 = 2480) | 0 |
| 2560 | 2560 is a multiple of 80 (80 x 32 = 2560) | 0 |
| 2640 | 2640 is a multiple of 80 (80 x 33 = 2640) | 0 |
| 2720 | 2720 is a multiple of 80 (80 x 34 = 2720) | 0 |
| 2800 | 2800 is a multiple of 80 (80 x 35 = 2800) | 0 |
| 2880 | 2880 is a multiple of 80 (80 x 36 = 2880) | 0 |
| 2960 | 2960 is a multiple of 80 (80 x 37 = 2960) | 0 |
| 3040 | 3040 is a multiple of 80 (80 x 38 = 3040) | 0 |
| 3120 | 3120 is a multiple of 80 (80 x 39 = 3120) | 0 |
| 3200 | 3200 is a multiple of 80 (80 x 40 = 3200) | 0 |
| 3280 | 3280 is a multiple of 80 (80 x 41 = 3280) | 0 |
| 3360 | 3360 is a multiple of 80 (80 x 42 = 3360) | 0 |
| 3440 | 3440 is a multiple of 80 (80 x 43 = 3440) | 0 |
| 3520 | 3520 is a multiple of 80 (80 x 44 = 3520) | 0 |
| 3600 | 3600 is a multiple of 80 (80 x 45 = 3600) | 0 |
| 3680 | 3680 is a multiple of 80 (80 x 46 = 3680) | 0 |
| 3760 | 3760 is a multiple of 80 (80 x 47 = 3760) | 0 |
| 3840 | 3840 is a multiple of 80 (80 x 48 = 3840) | 0 |
| 3920 | 3920 is a multiple of 80 (80 x 49 = 3920) | 0 |
| 4000 | 4000 is a multiple of 80 (80 x 50 = 4000) | 0 |
| 4080 | 4080 is a multiple of 80 (80 x 51 = 4080) | 0 |
| 4160 | 4160 is a multiple of 80 (80 x 52 = 4160) | 0 |
| 4240 | 4240 is a multiple of 80 (80 x 53 = 4240) | 0 |
| 4320 | 4320 is a multiple of 80 (80 x 54 = 4320) | 0 |
| 4400 | 4400 is a multiple of 80 (80 x 55 = 4400) | 0 |
| 4480 | 4480 is a multiple of 80 (80 x 56 = 4480) | 0 |
| 4560 | 4560 is a multiple of 80 (80 x 57 = 4560) | 0 |
| 4640 | 4640 is a multiple of 80 (80 x 58 = 4640) | 0 |
| 4720 | 4720 is a multiple of 80 (80 x 59 = 4720) | 0 |
| 4800 | 4800 is a multiple of 80 (80 x 60 = 4800) | 0 |
| 4880 | 4880 is a multiple of 80 (80 x 61 = 4880) | 0 |
| 4960 | 4960 is a multiple of 80 (80 x 62 = 4960) | 0 |
| 5040 | 5040 is a multiple of 80 (80 x 63 = 5040) | 0 |
| 5120 | 5120 is a multiple of 80 (80 x 64 = 5120) | 0 |
| 5200 | 5200 is a multiple of 80 (80 x 65 = 5200) | 0 |
| 5280 | 5280 is a multiple of 80 (80 x 66 = 5280) | 0 |
| 5360 | 5360 is a multiple of 80 (80 x 67 = 5360) | 0 |
| 5440 | 5440 is a multiple of 80 (80 x 68 = 5440) | 0 |
| 5520 | 5520 is a multiple of 80 (80 x 69 = 5520) | 0 |
| 5600 | 5600 is a multiple of 80 (80 x 70 = 5600) | 0 |
| 5680 | 5680 is a multiple of 80 (80 x 71 = 5680) | 0 |
| 5760 | 5760 is a multiple of 80 (80 x 72 = 5760) | 0 |
| 5840 | 5840 is a multiple of 80 (80 x 73 = 5840) | 0 |
| 5920 | 5920 is a multiple of 80 (80 x 74 = 5920) | 0 |
| 6000 | 6000 is a multiple of 80 (80 x 75 = 6000) | 0 |
| 6080 | 6080 is a multiple of 80 (80 x 76 = 6080) | 0 |
| 6160 | 6160 is a multiple of 80 (80 x 77 = 6160) | 0 |
| 6240 | 6240 is a multiple of 80 (80 x 78 = 6240) | 0 |
| 6320 | 6320 is a multiple of 80 (80 x 79 = 6320) | 0 |
| 6400 | 6400 is a multiple of 80 (80 x 80 = 6400) | 0 |
| 6480 | 6480 is a multiple of 80 (80 x 81 = 6480) | 0 |
| 6560 | 6560 is a multiple of 80 (80 x 82 = 6560) | 0 |
| 6640 | 6640 is a multiple of 80 (80 x 83 = 6640) | 0 |
| 6720 | 6720 is a multiple of 80 (80 x 84 = 6720) | 0 |
| 6800 | 6800 is a multiple of 80 (80 x 85 = 6800) | 0 |
| 6880 | 6880 is a multiple of 80 (80 x 86 = 6880) | 0 |
| 6960 | 6960 is a multiple of 80 (80 x 87 = 6960) | 0 |
| 7040 | 7040 is a multiple of 80 (80 x 88 = 7040) | 0 |
| 7120 | 7120 is a multiple of 80 (80 x 89 = 7120) | 0 |
| 7200 | 7200 is a multiple of 80 (80 x 90 = 7200) | 0 |
| 7280 | 7280 is a multiple of 80 (80 x 91 = 7280) | 0 |
| 7360 | 7360 is a multiple of 80 (80 x 92 = 7360) | 0 |
| 7440 | 7440 is a multiple of 80 (80 x 93 = 7440) | 0 |
| 7520 | 7520 is a multiple of 80 (80 x 94 = 7520) | 0 |
| 7600 | 7600 is a multiple of 80 (80 x 95 = 7600) | 0 |
| 7680 | 7680 is a multiple of 80 (80 x 96 = 7680) | 0 |
| 7760 | 7760 is a multiple of 80 (80 x 97 = 7760) | 0 |
| 7840 | 7840 is a multiple of 80 (80 x 98 = 7840) | 0 |
| 7920 | 7920 is a multiple of 80 (80 x 99 = 7920) | 0 |
| 8000 | 8000 is a multiple of 80 (80 x 100 = 8000) | 0 |
Read More About Multiples of 80
Important Notes
- Even Numbers : All multiples of 80 are even numbers, meaning they end in 0.
- Divisibility : A number is a multiple of 80 if it can be divided by 80 with no remainder.
- Factors : Multiples of 80 have 80 as one of their factors.
- Infinite Sequence : There are infinitely many multiples of 80, extending indefinitely as 80, 160, 240, 320, 400, and so on.
- Arithmetic Pattern : The difference between consecutive multiples of 80 is always 80.
Examples on Multiples of 80
Simple Multiples
- 80: 80 × 1 = 80
- 160: 80 × 2 = 160
- 240: 80 × 3 = 240
Larger Multiples
- 800: 80 × 10 = 800
- 1600: 80 × 20 = 1600
- 3200: 80 × 40 = 3200
Real-Life Examples
- Time: 60 minutes in an hour is a multiple of 80 because 80 × 0.75 = 60.
- Money: $80 is a multiple of 80 because 80 × 1 = 80.
- Measurements: 160 inches is a multiple of 80 because 80 × 2 = 160.
Practical Examples of Multiples of 80
- Time Calculation: In a workweek, there are 400 minutes in a standard 8-hour day. Since 400 is a multiple of 80 (80 × 5 = 400), it helps in dividing tasks evenly.
- Money Savings: If you save $80 every week, in 5 weeks, you will have saved $400. This is because 80 × 5 = 400, making budgeting simpler.
- Construction Measurements: When building a fence, each panel might be 80 inches wide. For a fence of 640 inches, you would need 8 panels because 80 × 8 = 640.
- Event Planning: For a large event, if each table seats 80 people, and you have 960 guests, you will need 12 tables. This is calculated as 80 × 12 = 960.
- Packaging: A factory packages items in boxes of 80 units. If they produce 2400 units, they will need 30 boxes, since 80 × 30 = 2400.
Practical Applications
- Counting by Eighties: When counting by eighties (80, 160, 240, 320…), you are listing the multiples of 80.
- Large Grouping: When organizing a large event, seating 1600 people into groups of 80 makes it easier to manage and distribute resources.
What is a multiple of 80?
A multiple of 80 is any number that can be expressed as 80 multiplied by an integer.
What is the smallest multiple of 80?
The smallest multiple of 80 is 80 itself (80 × 1 = 80).
Is 160 a multiple of 80?
Yes, 160 is a multiple of 80 because 80 × 2 = 160.
What are the first five multiples of 80?
The first five multiples of 80 are 80, 160, 240, 320, and 400.
Is 400 a multiple of 80?
Yes, 400 is a multiple of 80 because 80 × 5 = 400.
How can you check if a number is a multiple of 80?
To check if a number is a multiple of 80, divide the number by 80. If the quotient is an integer and the remainder is zero, it is a multiple of 80.
Is 850 a multiple of 80?
No, 850 is not a multiple of 80 because 850 ÷ 80 = 10.625, which is not an integer.
What is the 10th multiple of 80?
The 10th multiple of 80 is 800 (80 × 10 = 800).
Is 0 a multiple of 80?
Yes, 0 is considered a multiple of 80 because 80 × 0 = 0.
What are the multiples of 80 between 500 and 1000?
The multiples of 80 between 500 and 1000 are 560, 640, 720, 800, 880, and 960.
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Practice Test
What is the result of multiplying 80 by 7?
560
640
720
800
of 10
Which of the following numbers is not a multiple of 80?
320
400
480
550
of 10
What is the smallest multiple of 80 greater than 500?
560
640
720
800
of 10
What is the difference between the fourth and second multiples of 80?
80
160
240
320
of 10
Which number is the fifth multiple of 80?
320
400
480
560
of 10
What is the next multiple of 80 after 720?
800
880
960
1040
of 10
What is the sum of the first three multiples of 80?
240
320
400
480
of 10
Which multiple of 80 is equal to 4 times 100?
320
400
480
560
of 10
If you subtract 240 from 640, which multiple of 80 do you get?
320
380
400
470
of 10