Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3)
- 30 tens 7 ones = _____
- 82 hundreds 87 ones = _____
- 3 thousands 133 tens = _____
(a)
30 tens 7 ones
= 30 x 10 + 7 x 1
= 300 + 7
= 307
(b)
82 hundreds 87 ones
= 82 x 100 + 87 x 1
= 8200 + 87
= 8287
(c)
3 thousands 133 tens
= 3 x 1000 + 133 x 10
= 3000 + 1330
= 4330
Answer(s): 307, 8287, 4330