楽々計算練習☆5を含むかけ算
【例】 6×15=3×2×5×3=3×10×3=3×3×10=90
1 | . | 2 | × | 15 | =2 | . | 2 | × | 25 | =3 | . | 2 | × | 35 | =4 | . | 2 | × | 45 | =5 | . | 2 | × | 55 | =6 | . | 15 | × | 4 | =7 | . | 25 | × | 4 | =8 | . | 35 | × | 4 | =9 | . | 45 | × | 4 | =10 | . | 55 | × | 4 | =11 | . | 6 | × | 25 | =12 | . | 6 | × | 15 | =13 | . | 6 | × | 45 | =14 | . | 6 | × | 35 | =15 | . | 6 | × | 55 | =16 | . | 14 | × | 15 | =17 | . | 14 | × | 25 | =18 | . | 14 | × | 35 | =19 | . | 14 | × | 45 | =20 | . | 14 | × | 55 | =21 | . | 18 | × | 15 | =22 | . | 18 | × | 25 | =23 | . | 18 | × | 35 | =24 | . | 18 | × | 45 | =25 | . | 18 | × | 55 | =26 | . | 22 | × | 15 | =27 | . | 22 | × | 25 | =28 | . | 22 | × | 35 | =29 | . | 22 | × | 45 | =30 | . | 15 | × | 12 | =31 | . | 15 | × | 16 | =32 | . | 15 | × | 22 | =33 | . | 12 | × | 25 | =34 | . | 16 | × | 40 | =35 | . | 16 | × | 25 | =36 | . | 16 | × | 30 | =37 | . | 16 | × | 35 | =38 | . | 16 | × | 45 | =39 | . | 12 | × | 35 | =40 | . | 12 | × | 45 | =41 | . | 12 | × | 55 | =42 | . | 15 | × | 26 | =43 | . | 15 | × | 28 | =44 | . | 28 | × | 25 | =45 | . | 15 | × | 42 | =46 | . | 36 | × | 15 | =47 | . | 15 | × | 30 | =48 | . | 24 | × | 15 | =49 | . | 25 | × | 24 | =50 | . | 25 | × | 36 | = |