Expressions
True or False: Expressions have an equal sign.
False
32 x 10
320
745 x 10
7,450
3.2 x 10
32
The answer is addition is called the _____________.
sum
Write an expression for the following:
30 times the sum of 17 and 13
30 x (17 + 13)
84 x 11
924
452 x 36
16,272
18.7 x 6
112.2
The answer is multiplication is called the _____________.
product
Write an expression for the following:
10 times the difference of 40 and 20
10 x (40-20)
54 x 21
1,134
986 x 24
23,664
4.2 x 0.7
2.94
What is 34.21 written in standard form?
34.21
Solve for the following expression:
(560+440) x 14
14,000
78 x 32
2,496
367 x 58
21,286
15.9 x 0.8
12.72
What is 34.21 written in expanded form?
(3 x 10) + (4 x 1) + (2 x 0.1) + (1 x 0.01)
Solve for the following expression:
20 twelves - 8 twelves
12 twelves = 144
99 x 88
8,712
978 x 69
67,482
52.3 x 7.11
371.853
What is 2.89 x 103 equal to?
2,890