Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3)
- 81 tens 9 ones = _____
- 29 hundreds 83 ones = _____
- 8 thousands 144 tens = _____
(a)
81 tens 9 ones
= 81 x 10 + 9 x 1
= 810 + 9
= 819
(b)
29 hundreds 83 ones
= 29 x 100 + 83 x 1
= 2900 + 83
= 2983
(c)
8 thousands 144 tens
= 8 x 1000 + 144 x 10
= 8000 + 1440
= 9440
Answer(s): 819, 2983, 9440