Practice problem
Write 13.713.713.7 in expanded notation.
13+0.713+0.713+0.7
100+30+7100+30+7100+30+7
1×10+3×1+7×0.11 \times 10+3 \times 1+ 7 \times 0.11×10+3×1+7×0.1
10+3+7×0.110+3+ 7 \times 0.110+3+7×0.1
Type a concept, like “slope” or “photosynthesis”.
