© T Madas. 19 28 x 7 6 5 10 36 x 3 8 1 18 x 6 8 4 23 58 x 4 2 3 31 63 x 5 5 1 56 81 x 7 7 LONG...
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Transcript of © T Madas. 19 28 x 7 6 5 10 36 x 3 8 1 18 x 6 8 4 23 58 x 4 2 3 31 63 x 5 5 1 56 81 x 7 7 LONG...
© T Madas
© T Madas
19
2 8x 7
65
10
3 6x 3
81
10
1 8x 6
84
23
5 8x 4
23
31
6 3x 5
51
56
8 1x 7
7
LONG MULTIPLICATION
Estimate EstimateEstimate
Estimate EstimateEstimate
© T Madas
9
2 8x 7
65
1
18 0
2 6x 4
42
2
19 1
1 3x 9
72
6
155
3
0 8x 4
23
6
24 4
2 7x 9
36
8
274 2
0 3x 9
72
3
27
LONG MULTIPLICATION
Estimate EstimateEstimate
Estimate EstimateEstimate
© T Madas
1
5
3 6x 7
24
1
29
LONG MULTIPLICATION
4
042
41
52936
1
7
3 5x 5
52
2
11 1
3
051
01
75228
1
3
1 6x 2
21
8
1 6
8
084
21
6 5296
16
Estimate EstimateEstimate
© T Madas
7
1
0 6x 3
81
8
2 4
LONG MULTIPLICATION
4
042
23 28564
2
8 5x 5
52
1
49
8
004
86
1 45275
1
5
3 6x 7
24
9
6 5
2
021
71 8225
123 1
2
1
Estimate EstimateEstimate
© T Madas
0
2
0 9x 3
72
4
1 2
LONG MULTIPLICATION
5
054
42 07761
3
8 7x 5
53
2
41 4
6
024
25
1 75568
0
3 4x 3
21
6
1 9
5
002
73 1263
132 1
1
1
Estimate EstimateEstimate
© T Madas
2
8
2 9x 3
72
5
1 5
LONG MULTIPLICATION
1
091
257786
8
7 7x 5
53
3
31 8
7
094
35
2 65728
4
1 4x 3
21
8
2 4
7
082
95 6249
152
11 1
Estimate EstimateEstimate
© T Madas
3
7 9x 3
72
4
1 4
LONG MULTIPLICATION
2
0859611 9
42
11
0033
02 62 711111
5
7 3x 9
72
5
5 1
4
0292 2833 4
66
12
0014
73 81 7711
Estimate Estimate
© T Madas
4
8 7x 4
82
6
2 7
LONG MULTIPLICATION
2
0471 3533 4
53
11
0034
53 99 881
1
7 9x 4
63
4
1 9
5
0592 3353 3
73
43
0065
63 11 6621
Estimate Estimate
© T Madas
NOITD
ACI
ILR
PITLUMG
© T Madas
GRID MULTIPLICATION
28 x 7 =
20 87 140 56
140+ 56196
196 63 x 8 =
60 38 480 24
480+ 24504
504
EstimateEstimate
© T Madas
GRID MULTIPLICATION
258 x 6 =
200 506 1200 300
1200300
+ 481548
1548
488
827 x 9 =
800 209 7200 180
7200180
+ 637443
7443
637
EstimateEstimate
© T Madas
GRID MULTIPLICATION
856 x 4 =
800 504 3200 200
3200200
+ 243424
3424
246
307 x 9 =
300 09 2700 0
2700+ 632763
2763
637
Estimate
Estimate
© T Madas
GRID MULTIPLICATION
56 x 84 =
50 6
4
4000 480
4000480200
+ 244704
4704
20080
24
96 x 43 =
90 6
3
3600 240
3600240270
+ 184128
4128
27040
18
EstimateEstimate
© T Madas
GRID MULTIPLICATION
73 x 46 =
70 3
6
2800 120
2800120420
+ 183358
3358
42040
18
92 x 27 =
90 2
7
1800 40
180040
630+ 142484
2484
63020
14
Estimate Estimate
© T Madas
GRID MULTIPLICATION
64 x 37 =
60 4
7
1800 120
1800120420
+ 282368
2368
42030
28
94 x 36 =
90 4
6
2700 120
2700120540
+ 243384
3384
54030
24
EstimateEstimate
© T Madas
GRID MULTIPLICATION
587 x 52 =
500 8050 25000 4000
250004000
3501000
160+ 1430524
30524
3507
10002 160 14
Estimate
379 x 78 =
300 7070 21000 4900
210004900
6302400
560+ 7229562
29562
6309
24008 560 72
Estimate
© T Madas
GRID MULTIPLICATION
617 x 893 =
600 108004800008000
48000080005600
54000900630
180030
+ 21550981
550981
56007
5400090 900 630
Estimate
3 1800 30 21
© T Madas
GRID MULTIPLICATION
490 x 305 =
400 9030012000027000
12000027000
2000+ 450149450
149450
00
00 0 0
Estimate
5 2000 450 0
© T Madas
E – BOOK• 17 x 9 =• 29 x 78 =• 47 x 125 =• 382 x 34 =• 415 x 542 =• 2.3 x 9.3 =• 7.5 x 6.4 =• 3.51 x 2.8 =
G – BOOK•17 x 9 =•24 x 7 =•17 x 15 =•32 x 41 =•145 x 52 =•23 x 93 =•75 x 64 =•351 x 28 =
F – BOOK• 16 x 8 =• 23 x 6 =• 17 x 5 =• 32 x 4 =• 145 x 5 =• 32 x 43 =• 65 x 72 =• 31 x 89 =
Carry Out These Multiplications.
Use grid or long multiplication
© T Madas
