Writing Expressions
Write an expression for b decreased by 199.
b - 199
Quincy has $10 in his wallet. Then he lends $2 to Ella because she forgot her lunch money. The letter m stands for the amount of money Quincy has left now. Which equation can you use to find m?
a. 10 + 2 = m
b. 10 - 2 = m
10 - 2 = m
3h + 2
h = 10
32
10 + 2r
r = 5
20
(54 - 28) + h
h = 47
73
Write an expression for 202 and s more.
202 + s
Stacy bout 3 boxes of cupcakes to share with friends at work. Each box has 6 cupcakes inside. The letter c stands for the total number of cupcakes. Which equation can you use to find c?
a. 3 x 6 = c
b. 3 + 6 = c
3 x 6 = c
2x2
x = 3
18
3x + 17
x = 13
56
(d / 10) x 11
d = 50
55
Write an expression for h times 60.
60h or 60 x h
Mr. McKenzie counts 21 peaches on his family's peach tree. He counts another 5 on the ground. The letter p stands for the total number of peaches. Which equation can you use to find p?
a. 21 + 5 = p
b. 21 - 5 = p
21 + 5 = p
t - 7
t = 20
13
5p
p = 12
60
50 + (w / 3)
w = 84
78
Write an expression for y and 369 more.
y + 369
Ms. Kramer has 6 throw pillows. She divides them between the sofas in her house. That works out to 3 pillows on each sofa.
The letter s stands for the number of sofas she has. Which equation can you use to find s?
a. 6 - s = 3
b. 6 / s = 3
6 / s = 3
4p - 3
p = 20
77
s2 - 15
s = 5
10
(b - 43) / 5
b = 83
8
Write an expression for 37 subtracted from k.
k - 37
Mr. and Mrs. Kim have 3 kids. They give each kid the same number of stickers. In total, they give their kids 30 stickers.
The letter s stands for the number of stickers each kid gets. Which equation can you use to find s?
a. 3 + s = 30
b. 3 x s = 30
3 x s = 30
c / 7
c = 56
8
14 - 2c
c = 2
10
(35 x d) + 204
d = 9
519