Multiply Multi-Digit Numbers
4th Grade Math · Flashcards
4TH GRADE MATH · FLASHCARDS
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QUESTION
What is the value of the product
7
×
5,000
7 \times 5{,}000
7
×
5
,
000
?
QUESTION
What is the value of the product
4
×
3,000
4 \times 3{,}000
4
×
3
,
000
?
QUESTION
Use an area model split: If
23
×
15
=
(
20
+
3
)
(
10
+
5
)
23\times 15=(20+3)(10+5)
23
×
15
=
(
20
+
3
)
(
10
+
5
)
, what is the total?
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ANSWER
345
345
345
.
200
+
100
+
30
+
15
=
345
200+100+30+15=345
200
+
100
+
30
+
15
=
345
using area model sections.
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