Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 44 ones = _____
- 9 tens = _____
- 2 tens 9 ones = _____
- 5 tens 12 ones = _____
(a)
44 ones
= 44 x 1
= 44
(b)
9 tens
= 9 x 10
= 90
(c)
2 tens 9 ones
= 2 x 10 + 9 x 1
= 20 + 9
= 29
(d)
5 tens 12 ones
= 5 x 10 + 12 x 1
= 50 + 12
= 62
Answer(s): 44, 90, 29, 62