1)=3 5/8
1)6,72÷3/5=6,72÷0,6=11,2
2)1 1/8×0,8=1,125×0,8=0,9
3)11,2+0,9=12,1
4)12,1÷1,21=10
5)10-6 3/8=9 8/8-6 3/8=3 5/8
2)=1,225
1)3,075÷1,5=2,05
2)1/25+3,26=0,04+3,26=3,3
3)1/4×3,3=0,25×3,3=0,825
4)2,05-0,825=1,225
3)=64,5
1)3 3/4×1 1/5=3,75×1,2=4,5
2)2,55+2,7=5,25
3)0,1-1/80=0,1-0,0125=0,0875
4)5,25÷0,0875=60
5)4,5+60=64,5
4)=0,3
1)3,6×1/20=3,6×0,05=0,18
2)24÷200=0,12
3)0,18-0,12=0,06
4)0,06÷1 1/5=0,06÷1,2=0,05
5)1 1/4×0,2=1,25×0,2=0,25
6)0,05+0,25=0,3
−6целых <span>2/3</span>−2целых<span>5/12</span>=−<span>6 · 3 + 2/3 </span>−<span>2 · 12 + 5/12</span>=−<span>20/3</span>−<span>29/12</span>=−<span>4 · 20/4 · 3 </span>−<span>1 · 29/1 · 12</span>=−<span>80/12</span>−<span>29/12</span>=<span>-80 − 29/12</span>=−<span>109/12</span>=−9<span>1/12
</span>−9<span>1/12</span><span> ≈ −9,083
</span>−9,083<span>-8.75= -17.833
</span>-8.75= -8целых3/4
-91/12-(-8целых3/4)= −<span>91/12</span>−(−8целых<span>3/4)</span>=−<span>91/12</span>+8целых<span>3/4</span>=−<span>91/12</span>+<span>8 · 4 + 3/4</span>=−<span>91/12</span>+<span>35/4</span>=−<span>1 · 91/1 · 12</span>+<span>3 · 35/3 · 4</span>=−<span>91/12</span>+<span>105/12</span>=<span>-91 + 105/12</span>=<span>14/12</span>=<span>7/6</span>=1целая<span>1/6
</span>1целая1/6 <span>≈ 1,167
</span><span>Хочешь дробью, хочешь десятичным числом запиши ответ.
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