Question

Multistep Multiplication Number Stories. -Write estimates and number models for each problem then solve.

Rosalie is collecting stickers for your scrapbook. She collected 8 stickers per day for 2 weeks and then collected 5 stickers per day for 2 weeks. How many stickers has Rosalie collected?

Estimate:
Number models with unknowns:

Answer 1

2 weeks has 14 days so....
estimate- 10 x 14= 140 5 x 14= 70 140 + 70 =210

number models
8 x 14 = 112
5 x 14 = 70

112 + 70 =182