Page 127 - NUMINO Challenge_B2

Type 14-2 Taking Breaks while Cutting Logs

You cut a 5-m-long log into 50-cm pieces. It took 4 minutes to cut one
piece and you took a 2-minute break after cutting each piece. How
long did you take to cut the entire log?

5m

50 cm

1 How many 50-cm pieces could be cut from a 5 m log?

2 Complete the table and find the number of cuts and the number of breaks
to cut the number of pieces from 1 .

Number of Number of Cuts Number of
Log Pieces 1 Breaks

2 0

3

4

5

3 How much time did you spend cutting the log? How much time did you
spend taking a break?

4 How long did you take to cut the entire log?

5 How much time would you take to cut a 3-m log?
124 NUMINO Challenge B2