Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 58 ones = _____
- 5 tens = _____
- 3 tens 9 ones = _____
- 5 tens 18 ones = _____
(a)
58 ones
= 58 x 1
= 58
(b)
5 tens
= 5 x 10
= 50
(c)
3 tens 9 ones
= 3 x 10 + 9 x 1
= 30 + 9
= 39
(d)
5 tens 18 ones
= 5 x 10 + 18 x 1
= 50 + 18
= 68
Answer(s): 58, 50, 39, 68