Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3)
- 51 tens 8 ones = _____
- 97 hundreds 21 ones = _____
- 8 thousands 155 tens = _____
(a)
51 tens 8 ones
= 51 x 10 + 8 x 1
= 510 + 8
= 518
(b)
97 hundreds 21 ones
= 97 x 100 + 21 x 1
= 9700 + 21
= 9721
(c)
8 thousands 155 tens
= 8 x 1000 + 155 x 10
= 8000 + 1550
= 9550
Answer(s): 518, 9721, 9550