Page 34 - SPARK OF MATH book 4
P. 34
(2-2) Multiplication of 2-digits by 1
(with regrouping).
1 1
4 3 4 3 43
6 6 (40×6= 240) 6
(6×3=18) (240+10= 250)
8 25 8 258
6 6
5 7 5 7 57
(9×7= 63)
9 9 (9×50= 450) 9
regroup 6
3 5 1 3 450+6= 510 513
Find the product.
30 58 54
8 3 4
72 93 80
6 6 6
34
