Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 67 ones = _____
- 5 tens = _____
- 2 tens 5 ones = _____
- 8 tens 11 ones = _____
(a)
67 ones
= 67 x 1
= 67
(b)
5 tens
= 5 x 10
= 50
(c)
2 tens 5 ones
= 2 x 10 + 5 x 1
= 20 + 5
= 25
(d)
8 tens 11 ones
= 8 x 10 + 11 x 1
= 80 + 11
= 91
Answer(s): 67, 50, 25, 91