Multiplication Mountain
35 is 5 times as many as ___.
7
Write:
8,402
in expanded form.
8,000 + 400 + 2
Name an equivalent fraction for
1/2
2/4
Write:
4/10
as a decimal.
0.4
Name one strategy to solve a word problem.
Draw a picture
Equation (number sentence)
Write an equation:
“42 is 6 times as many as 7.”
42=6x7
Which number is greater?
18,392
18,329
18,392
Which is larger?
3/4
or
2/3
3/4
Write:
62/100
as a decimal.
0.62
A teacher has 198 stickers.
She buys 205 more stickers.
Without finding the exact answer, about how many stickers does she have now?
198 ≈ 200
205 ≈ 200
200 + 200 = About 400 stickers
Solve:
9 × 8
72
Round:
6,842
to the nearest hundred.
6,800
3/8 + 2/8 =?
5/8
Which is greater?
0.8
0.65
0.8
A classroom has 3 boys and 5 girls
Each student needs 2 pencils.
How many pencils are needed altogether?
3 + 5 =8
8 x 2 =16
A hiker climbs 12 trails.
Each trail is 15 miles.
How many miles?
180
4,826 + 2,745 =?
7,571
7/10 =__/100
70/100
A rocket travels
3.5 miles Monday
2.4 Tuesday
Total?
5.9 miles
A student solved:
7 × 8
by saying:
“I know 7 × 4 = 28, so I doubled it to get 56.”
Do you agree? Explain
Yes.
Because:
7 × 8 = 7 × (4 + 4) = 28 + 28 = 56
Or
7 x 8 = 7 x 4 x 2 = 28 x 2= 56
Multi-step:
8 campers collect 24 sticks each.
They use 36 sticks.
How many remain?
156
Solve:
8,231 - 4,786
3,445
Solve 1 2/8 + 3/8
1 5/8
Represent
0.73
using a hundredths grid.
73 shaded squares
Solve It!
There are 8 picnic tables.
Each table seats 6 campers.
Then 9 campers leave.
How many campers remain?
8 × 6 = 48
48 − 9 = 39 campers