改良版2ケタ同士の掛け算、その名もクロス筆算・演習7
(1) 43 × 85
(2) 23 × 32
(3) 39 × 7
(4) 39 × 41
(5) 43 × 33
(6) 45 × 47
(7) 76 × 24
(8) 16 × 86
(9) 25 × 81
(10) 98 × 35
(1) 43 × 85
(2) 23 × 32
(3) 39 × 7
(4) 39 × 41
(5) 43 × 33
(6) 45 × 47
(7) 76 × 24
(8) 16 × 86
(9) 25 × 81
(10) 98 × 35