Grade 5.Final Review. Lesson 33.

Translate into Algebra

100

A movie theater has n rows and m seats in each row. If each ticket costs $5.60, how much do all tickets to one movie cost?

5.6mn dollars

200

What is the sum of two numbers, if the smaller one is n, and the larger one is 7 more than the smaller one tripled?

4n+7

300

4k kids went outside RSM to play during the recess. They were asked to stand in pairs. How many pairs were there?

2k pairs

400

Danny’s grandmother made b buns and c cookies and wants to put p things on each plate. How many plates does she need?

(b+c) / p plates

500

If Jonathan has x candies and Ethan has y candies more than Jonathan. How many candies Jonathan and Ethan both have? 

2x+y

Expressions

100

0.5x+0.5−0.2x

0.3x+0.5

200

3x+12+2x−13

5x-1

300

x+4−2x−12+5x

4x-8

400

a+2b+5+3a+b

4a+3b+5

500

12a−5b−a+6b

11a+b

Remove Parentheses Simplify

100

15−(x+5)

10-x

200

x−(x−4)

4

300

12−(5−x)

x+7

400

x+(x−1)

2x-1

500

x−(x−2)

2

Equations

100

13+y=91

y=78

200

43−t=28

t=15

300

12−(3x+13)=0

x= -1/3

400

5x+4=2(x+2)

x=0

500

4x−1=3(x−1)

x=-2

Numbers and Digits

100

I thought of a number. My number multiplied by 7 is 6 bigger than 50. Find my number.

8

200

I thought of a number. My number tripled is 11 less than 26. Find my number.

5

300

I thought of a number. My number doubled is 20 bigger than 200. Find my number.

110

400

Write a 3-digit number with same ten digit and unit digit.

122, 233, 511, 911, 544 etc

500

Find three consecutive numbers that have the sum 96.

31, 32, 33