Homework – September 16, 2020

Homework – September 16, 2020
Rewrite each problem using the distributive property of Multiplication.
1)    7 × (5 + 8) = (  ×  ) + (  ×  )
2)   6 × (2 + 5) = (  ×  ) + (  ×  )
3)   5 × (2 + 4) = (  ×  ) + (  ×  )
4)   4 × (6 + 8) = (  ×  ) + (  ×  )
5)   6 × (7 + 2) = (  ×  ) + (  ×  )
 
Circle which choice best shows the commutative property of multiplication.
1)
A. 3 × 6 = 6 × 3
B. (3 × 6) + (3 × 1) = 3 × (6 + 1)
C. 3 × 1 = 3
D. (3 × 6) × 1 = 3 × (6 × 1)
2)
A. 10 × 6 = 6 × 10
B. (10 × 6) × 0 = 10 × (6 × 0)
C. (10 × 6) + (10 × 0) = 10 × (6 + 0)
D. 10 × 1 = 10
3)
A. 9 × 1 = 9
B. 9 × 10 = 10 × 9
C. (9 × 10) × 1 = 9 × (10 × 1)
D. (9 × 10) + (9 × 1) = 9 × (10 + 1)
4)
A. 7 × (4 + 9) = (7 × 4) + (7 × 9)
B. 7 × 4 = 4 × 7
C. 1 × 7 = 7
D. 7 × (4 × 9) = (7 × 4) × 9
5)
A. (7 × 2) × 10 = 7 × (2 × 10)
B. (7 × 2) + (7 × 10) = 7 × (2 + 10)
C. 7 × 1 = 7
D. 7 × 2 = 2 × 7
6)
A. 1 × 1 = 1
B. 1 × 0 = 0 × 1
C. (1 × 0) + (1 × 9) = 1 × (0 + 9)
D. (1 × 0) × 9 = 1 × (0 × 9)
 
Find the value of each of the following.
1.     5²+ 6² =
2.    4 x ¼ =
3.    Write the even numbers from 0 to 20
4.    Which number is in the intersection of the set of prime and even numbers?
5.    18 – 4 + 7 =
6.    8 x 4 x 0 =
7.    Which property of multiplication is shown in this problem
        8 x (4 x 3) = (8 x 4) x 3
8.    Which property of addition is shown
        9 + 5 = 5 + 9
9.    Write the square of these numbers
a.     82
b.    72
c.     62
d.    132
e.     112
 
10.  What is the square root of √625 ?