Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 5 thousands + 21 = _______
- 5 tens - 1 = _______
- 9 thousands + 4 hundreds = _______
- 80 hundreds - 70 hundreds = _______
(a)
5 thousands + 21
= 5000 + 21
= 5021
(b)
5 tens - 1
= 50 - 1
= 49
(c)
9 thousands + 4 hundreds
= 9000 + 400
= 9400
(d)
80 hundreds - 70 hundreds
= 8000 - 7000
= 1000
Answer(s): 5021, 49, 9400, 1000