Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 7 tens - 30 = _______
- 6 millions - 4 = _______
- 7 tens - 3 tens = _______
- 40 tens + 20 tens = _______
(a)
7 tens - 30
= 70 - 30
= 40
(b)
6 millions - 4
= 6000000 - 4
= 5999996
(c)
7 tens - 3 tens
= 70 - 30
= 40
(d)
40 tens + 20 tens
= 400 + 200
= 600
Answer(s): 40, 5999996, 40, 600