Question

Josh used an algorithm to find the product for 9x 239. His work is shown below is josh work correct? Explain
239
x9
1800
270
+81
2,151

Answer 1

Answer:

No

Step-by-step explanation:

His work is NOT correct. Please use the picture above ^^

Answer 2

Answer:

Step-by-step explanation:

Answer:

Yes, Josh's work is correct.  

Explanation:

He is multiplying the place value of each digit by nine and then adding the products.

9 × 2 hundreds = 18 hundreds

9 × 3 tens = 27 tens

9 × 9 ones = 81 ones

The diagram below shows how the place values line up.