Ответ:
1. 5 3/4 ×8=5,75 ×8 = 46
2.2 1/3 ×1 3/14 =7/3 × 17 /14 =17/16=2 5/6
3.1 37 /48×2 2/15 =85 /48 ×32 /15 =(17×2)/(3×3)=34/9 =3 7/9
4. 46 минус 2 5/6= 43 1/6
5. 43 1/6 минус 3 7/9 = 43 3/18 минус 3 14/18 =42 21/18 минус 3 14/18 =39 7/18
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Ответ:
1. 5 3/4 ×8=5,75 ×8 = 46
2.2 1/3 ×1 3/14 =7/3 × 17 /14 =17/16=2 5/6
3.1 37 /48×2 2/15 =85 /48 ×32 /15 =(17×2)/(3×3)=34/9 =3 7/9
4. 46 минус 2 5/6= 43 1/6
5. 43 1/6 минус 3 7/9 = 43 3/18 минус 3 14/18 =42 21/18 минус 3 14/18 =39 7/18