Lesson 8 Shake, Spill, and Cover

    • Let’s solve a new kind of story problem.

Warm-up Choral Count: Count On From 10

Count by 1, starting at 10.

Activity 1 Introduce Shake and Spill: Cover

total number of counters

red counters

yellow counters

equations

Round 1:

total number of counters

red counters

yellow counters

equations

Activity 2 Shake and Spill, Cover Problems

  1. 3 counters. Cup upside down.

    There are 9 counters total.
    How many counters are under the cup?

    Equation:

  2. 4 counters. Cup upside down.

    There are 7 counters total.
    How many counters are under the cup?

    Equation:

  3. There are 6 counters outside the cup.
    Some of the counters are under the cup.
    There are 10 counters total.
    How many counters are under the cup?

    Equation:

  4. There are 3 counters outside the cup.
    Some of the counters are under the cup.
    There are 8 counters total.
    How many counters are under the cup?

    Equation:

Practice Problem

Problem 1

The table shows the number of counters for Shake and Spill.
Fill in the missing numbers.

total

red

yellow