40 IDR to SGD

40 IDR = 0.0031 SGD at the rate on 2025-09-10.

Rp1 = $0.0001 ^{-$0.00000012 (-0.16%)} at the rate on 2025-09-10.

The cost of 40 Indonesian Rupiah in Singapore Dollars today is $0.0031 according to the “Open Exchange Rates”, compared to yesterday, the exchange rate decreased by -0.16% (by -$0.00000012). The exchange rate of the Indonesian Rupiah in relation to the Singapore Dollar on the chart, the table of the dynamics of the cost as a percentage for the day, week, month and year.

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Indonesian Rupiah

IDR

Indonesia

Singapore Dollar

SGD

Singapore

With the currency converter, you can convert 40 Indonesian Rupiah to Dollars and find out how much forty rupiah is currently worth in Dollars. Also, you can make a reverse calculation and find out the current value of 40 Dollars in Indonesian Rupiah.

38 IDR to SGD	39 IDR to SGD	40 IDR to SGD	41 IDR to SGD	42 IDR to SGD
$0.0030	$0.0030	$0.0031	$0.0032	$0.0033

38 IDR to SGD

39 IDR to SGD

40 IDR to SGD

41 IDR to SGD

42 IDR to SGD

$0.0030

$0.0031

$0.0032

$0.0033

Graph of change in 40 Indonesian Rupiah to Singapore Dollars rate

Select the period for plotting the chart:

The Indonesian Rupiah to Dollar exchange rate on the chart allows you to track changes over different periods and draw conclusions about possible forecasts of the exchange rate of one currency in relation to another.

Dynamics of the cost changes of 40 Rupiah (IDR) in Dollars (SGD)

Changes for the week (7 days)
Date	Day of the week	40 IDR to SGD	Changes	Changes %
September 4, 2025	Thursday	40 IDR = 0.0031 SGD	+0.000005 SGD	+0.17%
September 5, 2025	Friday	40 IDR = 0.0031 SGD	+0.000006 SGD	+0.19%
September 6, 2025	Saturday	40 IDR = 0.0031 SGD	-0.000001 SGD	-0.04%
September 7, 2025	Sunday	40 IDR = 0.0031 SGD	-0.000001 SGD	-0.04%
September 8, 2025	Monday	40 IDR = 0.0031 SGD	-0.000023 SGD	-0.74%
September 9, 2025	Tuesday	40 IDR = 0.0031 SGD	+0.000004 SGD	+0.13%
September 10, 2025 (today)	Wednesday	40 IDR = 0.0031 SGD	-0.000005 SGD	-0.16%
The cost of 40 Rupiah (IDR) in Singapore Dollars for a week (7 days) decreased by -$0.000020 (zero dollar twenty cents).

Changes for the month (30 days)
Date	Day of the week	40 IDR to SGD	Changes	Changes %
August 11, 2025	Monday	40 IDR = 0.0032 SGD	-0.000003 SGD	-0.09%
September 10, 2025 (today)	Wednesday	40 IDR = 0.0031 SGD	-0.000043 SGD	-1.39%
The cost of 40 Rupiah (IDR) in Singapore Dollars for a month (30 days) decreased by -$0.000043 (zero dollar forty-three cents).

Changes for the year (365 days)
Date	Day of the week	40 IDR to SGD	Changes	Changes %
September 10, 2024	Tuesday	40 IDR = 0.0034 SGD	-0.000005 SGD	-0.16%
September 10, 2025 (today)	Wednesday	40 IDR = 0.0031 SGD	-0.0003 SGD	-8.16%
The cost of 40 Rupiah (IDR) in Singapore Dollars for a year (365 days) decreased by -$0.0003 (zero dollar three cents).

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Graph of change in 40 Indonesian Rupiah to Singapore Dollars rate

Dynamics of the cost changes of 40 Rupiah (IDR) in Dollars (SGD)

Cross rate of 40 IDR to other currencies