Ответ:
1) 0.2*50=10 10*7.24=72.4
2) 4*0.25=1.93.6*1=93.6
3) 0.125*8=1 5.42*1=5.42
4) 0.4*25=10 5*0.02=0.1 10*0.1=1 3.2*1=3.2
5) 20*0.5=10 12.5*0.8=10 10*10=100 0.688*100=68.8
6) 2.3*6.9=15.87 7.7*6.9=53.13 53.13+15.87=69
7) 14.5*3.8=55.1 14.5*2.8=40.6 55.1-40.6=14.5
8) 21.3*8.5=181.05 21.3*91.5=1948.95 181.05+1948.95=2130
9) 74.06*0.03=2.2218 4.06*0.03=0.1218 2.2218-0.1218=2.1
10) 45.16*1.04=46.9664 1.04*54.84=57.0336 46.9664+57.0336=104
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Answers & Comments
Ответ:
1) 0.2*50=10 10*7.24=72.4
2) 4*0.25=1.93.6*1=93.6
3) 0.125*8=1 5.42*1=5.42
4) 0.4*25=10 5*0.02=0.1 10*0.1=1 3.2*1=3.2
5) 20*0.5=10 12.5*0.8=10 10*10=100 0.688*100=68.8
6) 2.3*6.9=15.87 7.7*6.9=53.13 53.13+15.87=69
7) 14.5*3.8=55.1 14.5*2.8=40.6 55.1-40.6=14.5
8) 21.3*8.5=181.05 21.3*91.5=1948.95 181.05+1948.95=2130
9) 74.06*0.03=2.2218 4.06*0.03=0.1218 2.2218-0.1218=2.1
10) 45.16*1.04=46.9664 1.04*54.84=57.0336 46.9664+57.0336=104