Find the following values without a calculator.
For (c), give your answer only in numbers. (Eg 1, 2)
- 78 = ____ tens 8 ones
- 57 = 5 tens ____ ones
- 91 = ____ tens ____ ones
(a)
78
= 70 + 8
= 7 tens 8 ones
(b)
57
= 50 + 7
= 5 tens 7 ones
(c)
91
= 90 + 1
= 9 tens 1 ones
Answer(s): (a) 7; (b) 7; (c) 9, 1