Multiplication, integers by 10 Flashcards
1
Q
When multiplying an integer by 10, don’t grab a calculator or pencil and paper. Instead, do this…
A
Append a “0” to the end of the number.
For example, 123 x 10 = 1230
2
Q
5x10=
A
50
3
Q
7x10=
A
70
4
Q
12x10=
A
120
5
Q
84x10=
A
840
6
Q
311x10=
A
3110
7
Q
250x10=
A
2500
8
Q
123x10=
A
1230
9
Q
346x10=
A
3460
10
Q
9872x10=
A
98720
11
Q
300x10=
A
3000
