Find Equivalent Forms of 13×29: Multiplication Expression Analysis

Which equation is the same as the following?

13×29 13\times29

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Step-by-step video solution

Watch the teacher solve the problem with clear explanations
00:05 Let's find the way to break down this problem.
00:09 We'll use the distributive law. It's really helpful!
00:13 First, let's split thirteen into ten plus three.
00:18 Next, we'll split twenty-nine into thirty minus one.
00:22 And there you have it! That's how we solve the problem.

Step-by-step written solution

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1

Understand the problem

Which equation is the same as the following?

13×29 13\times29

2

Step-by-step solution

We solve each of the options and keep in mind the order of arithmetic operations: calculation of the operation within parentheses, multiplication and division (from left to right), addition and subtraction (from left to right).

a.

(10+3)×(30−1)=13×29 (10+3)\times(30-1)=13\times29

b.

10×3×30×1=30×30×1=900 10\times3\times30\times1=30\times30\times1=900

c.

(10×3)×30=13×30 (10\times3)\times30=13\times30

d.

10×3+29=30+29=59 10\times3+29=30+29=59

Therefore, the answer is option A.

3

Final Answer

(10+3)×(30−1) (10+3)\times(30-1)

Practice Quiz

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\( 140-70= \)

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