Question

1. raquel has two pieces of string. each one is 8 inches long. how many inches of string does she have altogether? ____ inches
2. pao has a cube train that is 22 inches long. he removes 8 inches of cubes from the train. how long is paos cube train now? ____ inches

spiral review

1. ann buys a pencil for 45 cents. draw and label coins ann could use to make 45 cents.
2. use an inch ruler. about how long is the string? about ____ inch
3. laur has these coins in a jar. what is the total value of these coins? __ or __ cents

Explanation:

Step1: Calculate total string length

$8 + 8 = 16$

Step2: Calculate remaining cube train length

$22 - 8 = 14$

Step3: List coin combo for 45 cents

One quarter (25¢), two dimes (10¢ each), one nickel (5¢): $25 + 10 + 10 + 5 = 45$

Step4: Estimate string length

(Visual estimate: the string matches ~1 inch on a ruler)

Step5: Sum coin values

Quarter (25¢) + dime (10¢) + penny (1¢) + nickel (5¢) + penny (1¢)
$25 + 10 + 1 + 5 + 1 = 42$

Answer:

1. 16 inches
2. 14 inches
3. (Example: 1 quarter, 2 dimes, 1 nickel; or 4 dimes and 1 nickel, etc.)
4. about 1 inch
5. 42 or 42 cents