Vinjit Vedic Arithmetic Book || 1 || Chapter 09.01 || Multiplication 2 and 3 Digits Extended Method
Author
Om Jitender Singh Tomar
(M.A., B. Ed., MASSCOM, DNYS )
(Specialist in Basic and Vedic Maths)
Multiplication 2 and 3 Digit Extended Method
in 2 Digits × 1 Digit
A B
× C
We can also write it in this way.
A0 / B
× C
A0 / B
× C
A×C0/B×C
7 6
× 3
70 + 6
× 3
210 + 18 = 228
Practice Exercise (01)
(a)
76 65 54 43 32
×3 ×0 × 0 × 0 ×0
23 12 34 44 20
×2 ×2 × 2 × 2 ×2
23 12 33 11 20
×3 ×3 × 3 × 3 ×3
22 12 22 11 20
×4 ×4 × 3 × 4 ×4
Solution
70 + 6
× 3
210 + 18 = 228
65 × 0 = 0
23×2
= (20+3)×2
= 40+6
= 46
(b)
12 23 34 45 56
×5 ×5 × 5 × 5 ×5
67 78 89 98 87
×5 ×5 × 5 × 5 ×5
76 65 54 43 32
×5 ×5 × 5 × 5 ×5
(c)
153 223 354 435 567
×4 ×4 × 4 × 4 ×4
567 678 289 398 487
×4 ×4 × 4 × 4 ×4
176 265 354 443 532
×4 ×4 × 4 × 4 ×4
Sol. 153×4
= (100+50+3)×4
= 400+200+12
= 612
Sol. 223×4
= (200+20+3)×4
= 800+80+12
= 892
(d)
123 234 345 456 567
×6 ×6 × 6 × 5 ×5
657 768 879 978 867
×4 ×4 × 7 × 7 ×7
763 654 545 436 324
×8 ×8 × 9 × 9 ×9
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