Vera is saving up to buy a \( \$ 426 \) laptop. She already has \( \$ 75 \) saved from her birthday. If she works part time at the grocery store making \( \$ 9 \) per hour, how many hours must she work to purchase the lapiop?

Marie has 231 toothpicks in one box and 175 toothpicks in another box. She uses 319 toothpicks to make a bridge. How many toothpicks does she have left?

2. Invéntate dos situaciones diferentes que se resuelvan con la resta 51 - 24 . Resuelve una por descomposición y otra mediante saltos en la línea numérica.

To paint a house, a painting company charges a flat rate of \( \$ 500 \) for supplies, plus \( \$ 50 \) for each hour of labor. a. How much would the painting company charge to paint a house that needs 20 hours of labor? A house that needs 50 hours?

2rrange the three numbers hown from least to greatest. \[ \frac{2}{5}, \frac{6}{10}, \frac{2}{9} \]

Eric walks 2.75 miles to and from work everyday for an entire year. How many miles did he walk?