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Doubles & Hundreds by 11
Multiples of 10%
Teen by Teen
Multiply by 5, Bisect 'n Slide!
Bisecting & Doubling
100
24 x 11
264
100
10% of 20
2
100
13x 19
247
100
5 x 18
90
100
55 divided by 2
27.5
200
45 x 11
495
200
20% of 54
10.8
200
15 x 18
270
200
5 x 27
135
200
73 divided by 2
36.5
300
56 x 11
616
300
30% of 65
19.5
300
16 x 14
224
300
75 x 5
375
300
59 x 2
118
400
73 x 11
803
400
40% of 78
31.2
400
17 x 13
221
400
56 x 5
280
400
534 x 2
1,068
500
96 x 11
1056
500
60% of 19
11.4
500
18 x 18
324
500
87 x 5
435
500
37 divided by 2
18.5