Page 215 - NUMINO TG_4A
P. 215
Activity 1 Divide by Tens
jOb ective Divide by tens.
1. Textbook Instructions
Students will learn how to divide by multiples
of tens.
1. Show students how to divide when the
divisor and dividend are multiples of tens.
Then, have them solve each problem.
Example 1: 90 30
90 9 groups of 10
30 3 groups of 10, so 9 3 3
Example 2: 350 70
350 35 groups of 10
70 7 groups of 10, so 35 7 5
2. Build Understanding
Problem:
There is 120 kg of bread, which is eaten at a constant rate. If all of the bread is eaten in the month of April,
find how many kg was eaten each day. Write the solution and answer.
Answer:
April has 30 days: 120 30 4.
4 kg of bread is eaten every day.
198 NUMINO Teacher s Guide
jOb ective Divide by tens.
1. Textbook Instructions
Students will learn how to divide by multiples
of tens.
1. Show students how to divide when the
divisor and dividend are multiples of tens.
Then, have them solve each problem.
Example 1: 90 30
90 9 groups of 10
30 3 groups of 10, so 9 3 3
Example 2: 350 70
350 35 groups of 10
70 7 groups of 10, so 35 7 5
2. Build Understanding
Problem:
There is 120 kg of bread, which is eaten at a constant rate. If all of the bread is eaten in the month of April,
find how many kg was eaten each day. Write the solution and answer.
Answer:
April has 30 days: 120 30 4.
4 kg of bread is eaten every day.
198 NUMINO Teacher s Guide
