Automaticity
12 x 6
72
Break apart into box method properly:
25 x 6
Across Top: 20 + 5
Down Left Side: 6
25 x 13
20 + 5
10 + 3
20 x 10 = 200
20 x 3 = 60
5 x 10 = 50
5 x 3 = 15
325
4 x 9
36
Do box method to solve:
37 x 8
30 + 7
8
30 x 8 = 240
7 x 8 = 56
= 296
15 x 17
10 + 5
10 + 7
10 x 10 = 100
10 x 7 = 70
10 x 5 = 50
5 x 7 = 35
255
8 x 7
56
46 x 4
40 + 6
4
40 x 4 = 160
4 x 6 = 24
160 + 24 = 184
24 x 35
20 + 4
30
+
5
20 x 30 = 600
20 x 5 = 100
30 x 4 = 120
5 x 4 = 20
840
7 x 9
63
96 x 5
90 + 6
5
5 x 90 = 450
5 x 6 = 30
450 + 30 = 480
52 x 37
50 + 2
30
+
7
50 x 30 = 1500
3 x 30 = 90
50 x 7 = 350
3 x 7 = 21
1924
12 x 7
84
678 x 4
600 + 70 + 8
4
600 x 4 = 2400
70 x 4 = 280
8 x 4 = 32
2400 + 280 + 32 = 2712
76 x 49
70 + 6
40
+
9
70 x 40 = 2800
70 x 9 = 630
40 x 6 = 240
6 x 9 = 54
3724