Equations
Unfold
Math OP
Fold
Linear algebra
Unfold
Resolving prime factor：
Enter a composite number and click the "Next" button to get the product of the composite number into several prime numbers.
Because it needs to decompose a composite number into the product of prime numbers, the composite number should be input.
Enter a composite number and click the "Next" button to get the product of the composite number into several prime numbers.
Because it needs to decompose a composite number into the product of prime numbers, the composite number should be input.
Current location：Mathematical operation > Decomposition prime factor history > Answer
Overview: 5 questions will be solved this time.Among them
☆2 arithmetic calculations
☆2 integer calculations
☆1 calculations of prime factor
[1/5 Digtal analysis]
Work：Break 7 into prime factors.
Question type: Resolving prime factor
Solution:
7=7
*Note: 7 is a prime number.
[2/5 Integer column vertical calculation]
Question type: Integer addition
Original question: 7+7
Solution:
7+7 = 14
Column vertical calculation:
| 7 | |||
| ➕ | 1 | 7 | |
| 1 | 4 | ||
[3/5 Formula]
Work: Calculate the value of equation 7+7+7 .
Question type: Mathematical calculation
Solution:
7+7+7
=14+7
=21
Answer:7+7+7=21
[4/5 Formula]
Work: Calculate the value of equation 7+7+7+7 .
Question type: Mathematical calculation
Solution:
7+7+7+7
=14+7+7
=21+7
=28
Answer:7+7+7+7=28
[5/5 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 7*9
Solution:
7*9 = 63
Column vertical calculation:
| 7 | ||||||
| ✖ | 9 | |||||
| 6 | 3 | |||||
| 6 | 3 | |||||