1. 45 x 3 = _
A. 130
B. 135**
C. 109
D. 135
Check
Right.
Thank you
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To solve the equation 45 x 3, you need to multiply the numbers 45 and 3 together.
Here's how you can solve it:
Step 1: Multiply the digit in the ones place of the second number (3) by the first number (45).
- Multiply 3 by 5, which equals 15.
Step 2: Write down the product (15) below the line and leave space for the next product.
45
x 3
--------
15
Step 3: Multiply the digit in the tens place of the second number (3) by the first number (45).
- Multiply 3 by 4, which equals 12.
Step 4: Write down the product (12) above the line, shifted to the left one place.
45
x 3
--------
15
12
Step 5: Add the two products together.
- Add 15 and 120, which equals 135.
Therefore, the correct answer is B. 135