Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 65 ones = _____
- 8 tens = _____
- 2 tens 5 ones = _____
- 2 tens 15 ones = _____
(a)
65 ones
= 65 x 1
= 65
(b)
8 tens
= 8 x 10
= 80
(c)
2 tens 5 ones
= 2 x 10 + 5 x 1
= 20 + 5
= 25
(d)
2 tens 15 ones
= 2 x 10 + 15 x 1
= 20 + 15
= 35
Answer(s): 65, 80, 25, 35