To find the sum of 20 and 40, you simply add the two numbers together. In mathematical terms, you would write it as 20 + 40 = 60. This is because addition is a basic arithmetic operation that combines two or more numbers to give a total or sum.
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20 + 40 = 60
the answer to 20 + 20 = 40
the sum for 20 + 40 + 70 + 80 = 210
The sum of the first 20 even numbers... is 110
20 of them
20 + 40 = 60
It is: 20+20 = 40
the answer to 20 + 20 = 40
-69
the sum for 20 + 40 + 70 + 80 = 210
20+20=40 20x20=400
The sum of the first 20 even numbers... is 110
To find the sum of all prime numbers between 20 and 40, we first list out the prime numbers in that range: 23, 29, 31, 37. Then, we simply add them together: 23 + 29 + 31 + 37 = 120. Therefore, the sum of all prime numbers between 20 and 40 is 120.
The sum of two numbers between 20-40 is 58. The difference is 12
To solve this problem, we first calculate the sum of 2 tens and 10 twos: 2 tens = 20, 10 twos = 20, so the sum is 20 + 20 = 40. Next, we determine how many fives are equal to 40 by dividing 40 by 5, which equals 8. Therefore, there are 8 fives that have the same value as the sum of 2 tens and 10 twos.
20.
20 and 20.