改良版2ケタ同士の掛け算、その名もクロス筆算・演習8
(1) 69 × 48
(2) 55 × 62
(3) 9 × 92
(4) 19 × 22
(5) 21 × 84
(6) 27 × 25
(7) 50 × 25
(8) 42 × 56
(9) 88 × 76
(10) 71 × 79
(1) 69 × 48
(2) 55 × 62
(3) 9 × 92
(4) 19 × 22
(5) 21 × 84
(6) 27 × 25
(7) 50 × 25
(8) 42 × 56
(9) 88 × 76
(10) 71 × 79