Ricarda earns $25 allowance each week. How can she mentally compute her total earnings after 7 weeks?
2 answers:
Answer:
25w
Step-by-step explanation:
Let <em>w</em> represent the number of weeks and 25 is the amount she gets each week, so 25(7)=175.
Answer: $175
Step-by-step explanation: She could do 25x8(25x4x2) which is 200 and then subtract 25.
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