Learning task 3: Read the following questions. Write your answer in your notebook.
3) What is the sum of all prime numbers between 20 to 60?
4) What is the sum of all prime numbers between 70 to 80?
5) What is the product of prime numbers immediately before and after 50?
6) How many prime numbers can be found between 60 to 100?
Learning task 4: Solve the following. Write your answer in your notebook.
1) Sum all the prime numbers which is less than 20.
2) Sum all the prime numbers between 50 to 70.
3) Sum all the prime numbers that is greater than 70 but less than 80.
4) Product of prime numbers from 80 to 90.
5) What is the sum of x + y + z, if 13, x, 19, y, 29, z is ascending order of prime numbers.
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Answer:
1423
74816
648
389
438
659284
7383
738
47
Answer:
3. 363
Step-by-step explanation:
23+29+31+37+41+43+47+53+59 = 363