분배법칙으로 전개하기

Daniel Math Academy · Grade 7 Math

Distributive Property

Skill O.3 · Expressions · ★★☆ Medium · Quarter 2

Name

 

Date

 

Score/ 12

Scan for answers

Use the distributive property to write each expression without parentheses.

1. 1
   $-5(2m+5)$ 
2. 2
   $-2(6p-5)$ 
3. 3
   $-9(3p-9)$ 
4. 4
   $4(9y-7)$ 
5. 5
   $2(2y+5)$ 
6. 6
   $-2(4y+6)$ 
7. 7
   $-8(8x-2)$ 
8. 8
   $9(9y-9)$ 
9. 9
   $8(5k+3)$ 
10. 10
    $5(3y+2)$ 
11. 11
    $-4(6a-5)$ 
12. 12
    $3(n+2)$ 

Daniel Math Academy · Grade 7 Math

Answer Key

O.3 Distributive Property · ★★☆ Medium

1. 1$-10m-25$
2. 2$-12p+10$
3. 3$-27p+81$
4. 4$36y-28$
5. 5$4y+10$
6. 6$-8y-12$
7. 7$-64x+16$
8. 8$81y-81$
9. 9$40k+24$
10. 10$15y+10$
11. 11$-24a+20$
12. 12$3n+6$