Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 75 ones = _____
- 6 tens = _____
- 3 tens 1 ones = _____
- 3 tens 15 ones = _____
(a)
75 ones
= 75 x 1
= 75
(b)
6 tens
= 6 x 10
= 60
(c)
3 tens 1 ones
= 3 x 10 + 1 x 1
= 30 + 1
= 31
(d)
3 tens 15 ones
= 3 x 10 + 15 x 1
= 30 + 15
= 45
Answer(s): 75, 60, 31, 45