NAME ______________________________ DATE _______________

DAILY PRACTICE

Frogs!

Solve the problem. Show your work.

There were 7 frogs in a pond.

Some hopped away.

Then there were 2 frogs in the pond.

How many frogs hopped away?

NOTE

Students solve a problem about an unknown change.

MWI The Penny Jar: Unknown Start/Change


End ofPage 249

Table of Contents

Investigations 3 in Number, Data, and SpaceĀ®, Student Activity Book Unit 1 Building Numbers and Solving Story Problems Unit 2 Comparing and Combining Shapes Unit 3 How Many of Each? How Many in All? Unit 4 Fish Lengths and Fraction Rugs Unit 5 Number Games and Crayon Problems Unit 6 Would You Rather Be an Eagle or a Whale? Unit 7 How Many Tens? How Many Ones? Unit 8 Blocks and Buildings