1st Grade Measuring Length Quiz: 10 Questions with Explanations

A The celeryB The carrotC They are the sameD Not enough information

The carrot reaches farther to the right, so it is longer.

A The gloveB The ballC They are all equalD The bat

The bat reaches the farthest, so it is the longest.

A 7 cubesB 8 cubesC 9 cubesD 16 cubes

Count each cube once to get 8. A miscount by one is a common mistake.

A Lay them end to end with no gapsB Leave a small gap between themC Let them overlap each otherD Start in the middle of the object

Cubes must touch end to end, with no gaps and no overlaps, starting at one end.

A Rob’s scarfB Tia’s scarfC Uma’s scarfD All three are equal

Tia’s is longer than Rob’s, and Rob’s is longer than Uma’s, so Uma’s scarf is the shortest.

A There are gaps between the cubesB The cubes overlap each otherC The cubes are too smallD The row is too short to count

Cubes must touch. The gaps make the row longer than the bookmark.

A Small cubes are shorterB Small cubes are longerC The ribbon changed lengthD Counting is different

Shorter units cover less of the ribbon, so more of them fit.

A The chainB They are the sameC The ropeD The paper clips

9 is greater than 6, so the rope is longer.

A Pen, comb, keyB Key, comb, penC Comb, key, penD Key, pen, comb

3 is the smallest, then 6, then 8. Pen, comb, key goes the other way.

A 1 tileB 8 tilesC 20 tilesD 9 tiles

Add the two groups: 4 + 5 = 9. Subtracting gives 1, which is a mistake.