
Unit 2 Review - Expression/Equations & Mutliplication
Presentation
•
Mathematics
•
KG - 5th Grade
•
Hard
+4
Standards-aligned
Angie Mitchell
Used 15+ times
FREE Resource
3 Slides • 11 Questions
1
Unit 2 Review - Expression/Equations & Mutliplication
by Angie Mitchell
2
Multiple Choice
In what position would 21.065 be, if the following numbers were ordered from GREATEST to LEAST?
(HInt - 1. Line up the decimals by place value.
2. Fill in empty place values with ZEROS
3. Compare from LEFT to Right)
FIRST
SECOND
THIRD
FOURTH
3
Multiple Select
Which number would round to 21.1 when rounded to the nearest tenth?
(HInt - 1. Line up the decimals by place value.
2. Fill in empty place values with ZEROS
3. Compare from LEFT to Right)
21.650
21.065
21.07
21.15
4
When multiplying decimals,
1. you multiply like NORMAL.
2. then you add your decimals back and count how many numbers are behind the decimal place in the factors.
3. Move the decimal to the left that many places in the product.
https://youtu.be/JfE3lDGPCu0
5
Multiple Choice
Which equation can be represented by the shaded part of the model?
80 x 40 = 3,200
.08 x 0.04 = .32
0.80 x .40 = .32
.08 x 0.40 = .032
6
Multiple Select
What addition and multiplication problem does this picture represent?
0.6 + 0.6 + 0.6 + 0.6 = 2.4
4 x 0.6 = 24
0.6 x 0.6 x 0.6 x 0.6 = 2.4
4 x 0.6 = 2.4
7
Multiple Choice
Michael rode his bike 5 days last week.
He rode 3.01 miles each day.
How many total miles did he ride his
bike last week?
1.505 miles
3.06 miles
15.05 miles
8.01 miles
8
Fill in the Blanks
Type answer...
9
Remember when solving multi-step problems you must solve the problems in the correct order.
1) P - parentheses & brackets
from the inside out
2) E - Exponents (no exponents in 5th grade)
3) M or D - Multiply OR Divide
from left to right
4) A or D - Add or Subtract
from left to right
Take a moment to sketch a model drawing to visualize the problem.
10
Multiple Choice
Miguel had $12 in his piggy bank.
He received $50 for his birthday. He put half of his birthday money in his piggy bank.
Which equation can be used to find c, the total
amount of money in Miguel’s piggy bank?
20 - (12 + 0.50) = c
50 – (20 + 12) = c
c = 12 + 50 ÷ 2
11
Multiple Choice
Miguel had $12 in his piggy bank.
He received $50 for his birthday. He put half of the money he received in his piggy bank.
What is the total amount the total
amount of money in Miguel’s piggy bank?
$62
$31
$37
$25
12
Multiple Choice
Roland bought 2 cases of soda. Each case contained 24 cans.
He needed 60 sodas.
How many more sodas does he need to purchase?
Which equation can be used to find s, the number of sodas he needs to purchase?
s = 60 – 24 x 2
s = 12
s = 2 x 24 – 60
s = 12
s = 60 – 24 x 2
s = 72
s = 60 - 24 ÷ 2
s = 48
13
Fill in the Blanks
Type answer...
14
Poll
How do you feel about:
1. multiplying whole numbers
2. multiplying decimals
3. solving equations
overall?
Unit 2 Review - Expression/Equations & Mutliplication
by Angie Mitchell
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