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Multiply by multiples of 10
Two Digit Factors by One Digit Factors
Estimate the Answer
3-Digit factors by 1-digit factors
2-digit factors by 2-digit factors
100
20 X 9=
What is 180
100
93 X 7=
What is 651
100
62 X 9=
What is 540
100
278 X 8=
What is 2224
100
23 X 48=
What is 1104
200
9 X 30=
What is 270
200
17 X 6=
What is 102
200
487 X 3=
What is 1500
200
781 X 3=
What is 2343
200
33 X 98=
What is 3234
300
60 X 7=
What is 420
300
82 X 5=
What is 410
300
52 X 36=
What is 2000
300
864 x 5=
What is 4320
300
25 X 59=
What is 1475
400
80 X 4=
What is 320
400
48 X 8=
What is 384
400
23 X 79=
What is 1600
400
614 x 9
What is 5526
400
85 x 42=
What is 3570
500
90 X 6=
What is 540
500
54X 7=
What is 378
500
65 x 74=
What is 4900
500
583 X 6=
What is 3498
500
51 X 39=
What is 1989