9. © mp.7 use structure why can the
calculations in red be thought of as simple
problems?...
Mathematics, 08.01.2020 03:31 kdawg203
9. © mp.7 use structure why can the
calculations in red be thought of as simple
problems? describe the simpler problems.
12 r 13
80 ) 973
- 80
173
- 160
13
97 tens = 80 groups
80 x 1 ten
173 ones = 80 groups
80 x 2 ones
Answers: 3
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