Carlos is using the distributive property to evaluate the expression 14 (49) by using friendlier numbers. His work is shown below.

Carlos's Work

14 (49)

Step 1

14 (40 + 9)

Step 2

14 (40) + 9

Step 3

560 + 9

Step 4

569

What was the first error that Carlos made?

Step 1 should have been 14 (7 + 7).

Step 2 should have been 14 (40) + 14 (9).

Step 3 should have been 23 (40).

Step 4 should have been 5,040.

Question

5 May, 21:16

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Answers (1)

Know the Answer?

Brodie Good · Answer 1

Carlos error was on step 2. Should be 14 (40) + 14 (9)

Then step 3 shoud be 560 + 126

Then step 4 should equal 686