改良版2ケタ同士の掛け算、その名もクロス筆算・演習3
(1) 75 × 21
(2) 62 × 5
(3) 69 × 66
(4) 2 × 40
(5) 58 × 3
(6) 81 × 50
(7) 19 × 35
(8) 11 × 25
(9) 33 × 82
(10) 35 × 58
(1) 75 × 21
(2) 62 × 5
(3) 69 × 66
(4) 2 × 40
(5) 58 × 3
(6) 81 × 50
(7) 19 × 35
(8) 11 × 25
(9) 33 × 82
(10) 35 × 58