Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 0.3, 0.4)
- 40¢ + _____¢ = $1
- $0.25 + $_____ = $1
- 50¢ + $_____ = $1
- $0.75 + $_____ = $1
(a)
$1 = 100¢
40¢ + _____¢ = $1
40¢ + _____¢ = 100¢
100¢ - 40¢ = 60¢
(b)
$0.25 + $_____ = $1
$1 - $0.25 = $0.75
(c)
$1 = 100¢
50¢ + $_____ = $1
$0.50 + $_____ = $1
$1 - $0.50 = $0.50
(d)
$0.75 + $_____ = $1
$1 - $0.75 = $0.25
Answer(s): 60, 0.75, 0.50, 0.25