Overview: 3 questions will be solved this time.Among them
☆1 equations
☆1 integer calculations
☆1 calculations of prime factor
[1/3 Digtal analysis]
Work:Break 1324 into prime factors.
Question type: Resolving prime factor
Solution:
1324=2*2*331 *Note: 1324 has 3 prime factors.[2/3 Integer column vertical calculation]
Question type: Integer addition
Original question: 1+234 Solution:
1+234 =
235 Column vertical calculation:
[ 3/3 Equation]
Work: Find the solution of equation 3x+13 = 132x .
Question type: Equation
Solution:Original question:
Transposition :
Combine the items on the left of the equation:
By shifting the terms and changing the symbols on toth sides of the equation, we obtain :
If the left side of the equation is equal to the right side, then the right side must also be equal to the left side, that is :
The coefficient of the unknown number is reduced to 1 :
We obtained :
This is the solution of the equation.
Convert the result to decimal form :
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