Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 6 tens - 57 = _______
- 2 hundred thousands - 9 = _______
- 7 tens - 2 tens = _______
- 40 tens + 50 tens = _______
(a)
6 tens - 57
= 60 - 57
= 3
(b)
2 hundred thousands - 9
= 200000 - 9
= 199991
(c)
7 tens - 2 tens
= 70 - 20
= 50
(d)
40 tens + 50 tens
= 400 + 500
= 900
Answer(s): 3, 199991, 50, 900