Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 60 ones = _____
- 9 tens = _____
- 4 tens 4 ones = _____
- 5 tens 17 ones = _____
(a)
60 ones
= 60 x 1
= 60
(b)
9 tens
= 9 x 10
= 90
(c)
4 tens 4 ones
= 4 x 10 + 4 x 1
= 40 + 4
= 44
(d)
5 tens 17 ones
= 5 x 10 + 17 x 1
= 50 + 17
= 67
Answer(s): 60, 90, 44, 67