Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 74 ones = _____
- 9 tens = _____
- 3 tens 4 ones = _____
- 9 tens 17 ones = _____
(a)
74 ones
= 74 x 1
= 74
(b)
9 tens
= 9 x 10
= 90
(c)
3 tens 4 ones
= 3 x 10 + 4 x 1
= 30 + 4
= 34
(d)
9 tens 17 ones
= 9 x 10 + 17 x 1
= 90 + 17
= 107
Answer(s): 74, 90, 34, 107