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EVALUACIÓN DE ADICIÓN Y SUSTRACCIÓN

Authored by Matilde Serrudo

Mathematics

3rd Grade

Used 2+ times

EVALUACIÓN DE ADICIÓN Y SUSTRACCIÓN
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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

La suma de 3m−2n+4;6n+4p−5;8n−6; m−n−4p3m-2n+4;6n+4p-5;8n-6;\ m-n-4p es: 

4m+11n-7

6m-11m+7

4m-10n-7

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

La suma de: x2−4x; −7x+6; 3x2−5x^2-4x;\ -7x+6;\ 3x^2-5  es:

 3x2+11x−13x^2+11x-1  

 4x2−11x+14x^2-11x+1  

 x2−11x+1x^2-11x+1  

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

La suma de a2+12ab; −14ab+12b2; −14ab−15b2a^2+\frac{1}{2}ab;\ -\frac{1}{4}ab+\frac{1}{2}b^2;\ -\frac{1}{4}ab-\frac{1}{5}b^2  es:

 a2+12b2a^2+\frac{1}{2}b^2  

 a2−310b2a^2-\frac{3}{10}b^2  

 a2+310b2a^2+\frac{3}{10}b^2  

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 De x3−x2+6 restar 5x2−4x+6De\ x^3-x^2+6\ restar\ 5x^2-4x+6  

 x3−6x2+4xx^3-6x^2+4x  

 x3−4x^3-4  

 x2+6x−4x^2+6x-4  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Restar m2−n2−3mn   de   −5m2−n2+6mnm^2-n^2-3mn\ \ \ de\ \ \ -5m^2-n^2+6mn  

 −6m2−9mn-6m^2-9mn  

 6m2+9mn6m^2+9mn  

 −6m2+9mn-6m^2+9mn  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

De  59x2−38y2   restar  57xy +110y2−311\frac{5}{9}x^2-\frac{3}{8}y^2\ \ \ restar\ \ \frac{5}{7}xy\ +\frac{1}{10}y^2-\frac{3}{11}  

 59x2−57xy−1940y2+311\frac{5}{9}x^2-\frac{5}{7}xy-\frac{19}{40}y^2+\frac{3}{11}  

 59x2+311\frac{5}{9}x^2+\frac{3}{11}  

 59x2+7xy−y2+311\frac{5}{9}x^2+7xy-y^2+\frac{3}{11}  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 De  x3−4x2y+5y3 restar la suma de −x3+5x2y−6xy2+y3  con −6x2y+9xy2−16y3De\ \ x^3-4x^2y+5y^3\ restar\ la\ suma\ de\ -x^3+5x^2y-6xy^2+y^3\ \ con\ -6x^2y+9xy^2-16y^3  

 2x3−3x2y−3xy2+20y32x^3-3x^2y-3xy^2+20y^3  

 −2x3−3x2y−3xy2−20y3-2x^3-3x^2y-3xy^2-20y^3  

 −2x3−3x2y−3xy−20y3-2x^3-3x^2y-3xy-20y^3  

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