1.indd() () () () () 3…() WEB() () …() () () 4()
26 60
26 60
60

6060


3
60

÷× ×
××
26 60
60

6060


3
60

÷× ×
××
26 60
60

6060


3
60

÷× ×
××
26 60
60

6060


3
60

÷× ×
××
3 33
20 41



1221120 1 31 18 251,700 200,000 20,000 4,200 27,500
121220 2 31 22 232,800 200,000 20,000 4,200 8,600
221320 3 29 20 241,300 200,000 20,000 4,200 17,100
91 60 725,800


1221120 1 31 18 156,600 17 1,200 1300
121220 2 31 22 198,900 17 1,200 1300 7,500
221320 3 29 20 186,750 17 1,200 1300 12,750
91 60 542,250
÷×60 725,800÷60×607,257.9999→77,,225577..9999
725,800÷917,975.8241→77,,997755..8822 60→7,975.82×604,786
542,250÷915,958.7912→→55,,995588..7799 6600→→55,,995588..7799××660033,,557766


2660
÷×60 542,250÷60×605,422.5
1 180 <> 16,381 725,800÷917,975.8241 7,975.82×806,381
14,768 542,250÷915,958.7912 5,958.79×804,768
3
2 160 1
÷1 ×1
<> 16,600 200,00020,000÷120
11,0001 11,000×606,600 604,786
15,040 1,200×178,4001 8,400×605,040 603,576
6060 6060 60

3 33
20 41



1221120 1 31 18 251,700 200,000 20,000 4,200 27,500
121220 2 31 22 232,800 200,000 20,000 4,200 8,600
221320 3 29 20 241,300 200,000 20,000 4,200 17,100
91 60 725,800


1221120 1 31 18 156,600 17 1,200 1300
121220 2 31 22 198,900 17 1,200 1300 7,500
221320 3 29 20 186,750 17 1,200 1300 12,750
91 60 542,250
÷×60 725,800÷60×607,257.9999→77,,225577..9999
725,800÷917,975.8241→77,,997755..8822 60→7,975.82×604,786
542,250÷915,958.7912→→55,,995588..7799 6600→→55,,995588..7799××660033,,557766


2660
÷×60 542,250÷60×605,422.5
1 180 <> 16,381 725,800÷917,975.8241 7,975.82×806,381
14,768 542,250÷915,958.7912 5,958.79×804,768
3
2 160 1
÷1 ×1
<> 16,600 200,00020,000÷120
11,0001 11,000×606,600 604,786
15,040 1,200×178,4001 8,400×605,040 603,576
6060 6060 60


1
15

1 21241 12
224411 65 291123314164 241
4411 4 341
224411
264 4


1
15

1 21241 12
224411 65 291123314164 241
4411 4 341
224411
264 4
22002200 .. 44 NNoo ..117733
() () () () () 3…() WEB() () …() () () 4()
2424
20200501

60
(1) 100
(2) 60 100 248


or
100 60 26

or 8



… …

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