Posted by **Kate** on Wednesday, September 29, 2010 at 5:38pm.

How can you make 7 by only using the digits 1, 2, 3, and 4? You can put two numbers together (ie 12 or 34). You can use the operations: addition, subtraction, multiplication, (NO DIVISION!!), exponents, and parentheses any way you want!! Please help!!!!

I also need 13, 17, and 39!!!!!!!

- math -
**Jen**, Wednesday, September 29, 2010 at 8:18pm
1, 2, 3, 4 to make 7

(4+3)x(2-1)

13

(4x3)+(2-1)

17 and 39, I can't think of..keep playing around with the numbers.

## Answer this Question

## Related Questions

- math - How can you make 34 by only using the digits 1, 2, 3, and 4? You can put ...
- math - using exactly four 4s and only addition, subtraction, multiplication, and...
- Math - Using only addition and subtraction, without changing the order of the ...
- Math puzzle - Make the number 500 by mathematically combining eight 4's. You may...
- math - Using the numbers 5, 8, and 24, create a problem using no more than four...
- Math - Using only the digits 2,3,5 and 7 complete the following problems below. ...
- Math--1 question - Name the inverse operations for each of the following ...
- Math, algebra!! Please help!!!!!! - Using the numbers 5, 8, and 24, create a ...
- i need help completing this MATH question! - ORDER OF OPERATIONS step 1. first ...
- Algebra PLEASE? - Using the numbers 5, 8, and 24, create a problem using no more...

More Related Questions