Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 61 ones = _____
- 7 tens = _____
- 3 tens 4 ones = _____
- 4 tens 18 ones = _____
(a)
61 ones
= 61 x 1
= 61
(b)
7 tens
= 7 x 10
= 70
(c)
3 tens 4 ones
= 3 x 10 + 4 x 1
= 30 + 4
= 34
(d)
4 tens 18 ones
= 4 x 10 + 18 x 1
= 40 + 18
= 58
Answer(s): 61, 70, 34, 58