Algebra
6 x 2 = c
c =
12
What is another multiplication for 6 x 4 = 24?
4 x 6 = 24
8 x 7 = (2 + ____) x 8
Fill in the blank.
5
60 / ____ = 10
6
8 x r = 24
r =
3
Write 4 multiplication/division equations for the following numbers: 6, 3, 18
6 x 3 = 18
3 x 6 = 18
18 / 3 = 6
18 / 6 = 3
6 x 9 = (___ + ____) x 6
Fill in the blanks with friendly numbers.
5 + 4
OR
10 - 1
32 / 8 =
4
1. Which equation can you use to find the value of the unknown in 56 ÷ 8 = r?
A. 56 × r = 8
B. r × 8 = 56
C. 8 ÷ 56 = r
D. 56 × 8 = r
B. r x 8 = 56
Write four multiplication/division equations for the following numbers: 8, 5, 40
8 x 5 = 40
5 x 8 = 40
40 / 8 = 5
40 / 5 = 8
Fill in the blanks:
9 x 6 = (5 + ___ ) x 6
= (5 x 6 ) + (___ x 6 )
= _____ + ______
= ___________
9 x 6 = (5 + 4 ) x 6
= (5 x 6 ) + ( 4 x 6 )
= 30 + 24
= 54
____ / 6 = 6
36
Eva puts 30 pictures in 6 rows. Which TWO equations can you use to find the answer?
A. 30 - 6 = p
B. 5 x p = 30
C. 30 / 6 = p
D. 6 x p = 30
E. 30 x 6 = p
C and D
Fill in the blanks to make each equation true. Use this equation to help you: 6 x 8 = 48
48 / 6 = ____. 48 / 8 = _____
48 / 6 = 8
48 / 8 = 6
Use the distributive property to solve:
8 x 9 =
(4 + 5) x 8
(4 x 8) + (5 x 8)
32 + 40
72
____ x 8 = 72
9
Grant went to the store to buy chocolate for his favorite third grade teachers. He bought 24 chocolates total to divide among three teachers. Write an equation with a letter as the unknown variable AND solve.
24 / 3 = c
3 x c = 24
c = 8
(2 x 3) x 8 = r x 6
Find the value of r.
r = 8
Fill in the blank to make the equation true:
64 / 8 = ( ____ / 8) + ( 24 / 8 )
40
6 x 7 =
42