Newark Usd Worksheet - Grade 4 - Benchmark 1 Study Guide Page 7
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12Newark USD Grade 4
Benchmark 1 Study Guide
9
9´
How is a multiplication equation also a
You Try:
comparison?
How is a multiplication equation also a
comparison?
Think about the product 15.
Write comparisons that go with the product of
35.
15=3×5
15 is 3 groups of 5.
15 is 3 times as many as 5.
15=5×3
15 is 5 groups of 3.
15 is 5 times as many as 3.
3×5=5×3
3 groups of 5 is the same as 5 groups of 3.
3 times as many as 5 is equal to 5 times as
many as 3.
Draw a line from the expression on the left with an
answer choice on the right.
5 times as many as 4
A) 96
9 times as many as 6
B) 54
5 groups of 4
C) 20
8 × 12
4.OA.1
10´ You Try:
Multiply 42×31
10
Area Model:
Multiply 23×25 using an Area Model.
Decompose the factors into base ten components.
Find the partial products. Add the partial products.
Multiply 42×31
10
10
10
10
1 1
10
10 10
, 1
200
100
100
100
100
60
10
40
100
100
100
100
10 10
+
2
, 1
302
10 10
10
100
100
100
100
End of Study Guide
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4.NBT5
Page 7 of 12
MCC@WCCUSD (NUSD) 10/05/14
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