Hannah thinks of $ 345 \div 5$ as an area problem: >  She splits the rectangle into parts that are easily divisible by $5$: >  **Fill in the blanks.** $\purple{a}=$ [[☃ input-number 1]] units $\blue{b}=$ [[☃ input-number 2]] units $w = $ [[☃ input-number 3]] units $345 \div 5 =$ [[☃ input-number 4]]