2-min Fluency Warm-up — Mental math. Go fast!
13 − 6 =
8 + 9 =
15 − 7 =
7 + 6 =
Estimate First! Estimate each line in cm, then measure.
Estimate: cm Measured: cm
Estimate: cm Measured: cm
Use any strategy you prefer.
A book is 9 inches tall. A box is 14 inches tall. How much taller is the box? inches
Which is the best unit to measure a hallway: cm or meters?
A worm is 8 cm. It grows 5 more cm. Now it is cm.
1 foot = 12 inches. A ruler is 1 foot. Two rulers end to end = inches.
Read carefully. Show your work.
Sam's tower of blocks is 47 cm tall. Leo's tower is 29 cm tall. If Leo puts his tower on top of Sam's, how tall is the whole tower?
Draw or write your thinking:
cm
Self-Check: How do you feel about measuring length?
Measuring with a Ruler
😊 I got it! | 😐 Getting there | 😟 Need help
Estimating Lengths
😊 I got it! | 😐 Getting there | 😟 Need help
Comparing Lengths (How Much Longer?)
😊 I got it! | 😐 Getting there | 😟 Need help
One thing I learned this week:
One thing I want to practice more:
My best estimate this week was: