Using only 4 number 4's, how do you come up with the number 11? Also using the same method to come up with 15 and 19. Please help!!!!

11=(4)/(0.4)+(4/4)

19=(4!)-4-(4/4) because 4!=4*3*2*1=24

Tutors, please sign in to answer this question.

Saugus, MA

11=(4)/(0.4)+(4/4)

19=(4!)-4-(4/4) because 4!=4*3*2*1=24

North Providence, RI

4 x 4 - 4/4 = 16 - 1 = 15

Sean B.

Premier NYC Math tutor - young, passionate and talented

New York, NY

4.8
(30 ratings)

Jennifer C.

Experienced Educator Specializing in Test Prep and Enrichment

Brooklyn, NY

5.0
(74 ratings)

Bethmarie M.

Superb Mathematics/ELA Tutor: Regents/NYS Test Common Core

Jamaica, NY

5.0
(3 ratings)

- Math Help 5176
- Algebra 4882
- Math Word Problem 4239
- Calculus 2153
- Word Problem 4937
- Algebra 2 3294
- Algebra 1 3929
- Math Problem 970
- Math Help For College 1357
- Math Equations 935