Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 989129 = 900000 + _____ + 100 + 29
- 147813 = _____ + 40000 + 7000 + 800 + 10 + 3
- 972576 = 900000 + 70000 + _____ + 500 + 70 + 6
- 957446 = 900000 + 50000 + 7000 + _____ + 40 + 6
(a)
989129 = 900000 + _____ + 100 + 29
989129 = 900000 + _____ + 129
989129 - 900000 - 129 = 89000
(b)
147813 = _____ + 40000 + 7000 + 800 + 10 + 3
147813 = _____ + 47813
147813 - 47813 = 100000
(c)
972576 = 900000 + 70000 + _____ + 500 + 70 + 6
972576 = 970000 + _____ + 576
972576 - 970000 - 576 = 2000
(d)
957446 = 900000 + 50000 + 7000 + _____ + 40 + 6
957446 = 957000 + _____ + 46
957446 - 957000 - 46 = 400
Answer(s): 89000, 100000, 2000, 400