Transcript math1-20

Solve two-step word problems involving
multiplication & division and assess the
reasonableness of answers
Or
Solve word problems where you have to
do two things & decide whether your
 COUNT BY 5S SPRINT!
5
 10
 15
 20
How high can you count?!
1 minute
End
Skip Count By 4s To 40 …
Use An Italian
Accent!
Skip Count by 6s to 42 …
Use a robot
voice!
Skip Count by 3s to 30 …
Red, Orange, and blue scarves are on sale
for $4 each. Nina buys 2 scarves of each
color.$4 How much does she spend
altogether?
R
Step 1:
Step 2:
R
2
6
+
x
O
O
?
B
2 +2 =6
$4 = $24
B
Red, Orange, and blue scarves are
on sale for $4 each. Nina buys 2
scarves of each color. She also
buys a hat that costs $4. How
much does she spend altogether?
How is this like the problem of the day?
How is it different?
$4
R
R
O
O
24
Step 1:
6 x $4 = $24
B
B
Now we add the hat:
1 hat x $4
R
R
O
O
B
H
Step 1:
6 x $4 = $24
Step 2:
$24 + $4 = $28
7 x $4
= $28
Which is the
same as what
multiplication
problem?
B
Let’s try it again!
Mr. Lim buys 7 plants for his
garden. Each plant costs $5. The
next day he buys a rose bush that
also costs $5. How much more do
the 7 plants cost than the rose
bush?
How is this like the last problem?
How is it different?
Step 1:
7 x $5 = $35
Step 2:
$35 - $5 = $30
6 x $5
= $30
Which is the
same as what
multiplication
problem?
Mr. Lim buys 7 plants for his
garden. Each plant costs $5. The
next day he buys a rose bush that
also costs $5. How much more do
the 7 plants cost than the rose
bush?
Our answer was $30 more.
Does this answer make sense?
10 children equally share 40
almonds.
How many almonds will each
child get?
With your neighbor model & solve the
problem, then we’ll share our answers.
? almonds each child gets
40 almonds in all
and 10 children are sharing
them equally
40 ÷ 1o = ?
40 ÷ 1o = 4
Problem Set
20!