Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 83 ones = _____
- 8 tens = _____
- 2 tens 2 ones = _____
- 5 tens 16 ones = _____
(a)
83 ones
= 83 x 1
= 83
(b)
8 tens
= 8 x 10
= 80
(c)
2 tens 2 ones
= 2 x 10 + 2 x 1
= 20 + 2
= 22
(d)
5 tens 16 ones
= 5 x 10 + 16 x 1
= 50 + 16
= 66
Answer(s): 83, 80, 22, 66