Find the next number in the sequence
1 , 1, 1, ..
2 4 8
1
16
200
2 + 1
3 4
11
12
200
- 5 ÷ 5
6 6
-1
200
2(3) - 3(-4) +4(-5)
-2
200
4(xy) = 4 (yx)
Commutative
200
Find the value of 2x + y when x = 2 and y = -1
3
300
1 + 1 + 1 + 1
2 3 4 6
5
4
300
-12 x 1
3
-4
300
-4(3 - 8) - 6(2 - 5)
38
300
(7 + 6) + 5 = (5 + 6) + 7
Commutative and Associative
300
How do you find the opposite of a number?
Since numbers and their opposites are equal distances from zero on the number line, simply find the negation of the original number to obtain its opposite.
400
1 - 1
x
x -1
x
400
1 ● 6
2
3
400
7 - 3[2(-4 - 4) - 3(-1 - 1)]
37
400
a(5b) = 5(ab)
Commutative and associative
400
True or false, the reciprocal of 6 is -6.
False
500
1 + 1
x
x + 1
x
500
8 ÷ - 4
5
-10
500
5 - 3[7(-2 - 2) -3(-3 + 1)]
71
500
7(1) = 7
Multiplicative Identity
500
True or False: to obtain a fraction that is equivalent to an original fraction simply multiply the numerator and the denominator by the same nonzero number