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Counting on and back to add or subtract.

Counting on and back to add or subtract.

Assessment

Presentation

Mathematics

5th Grade

Hard

Created by

Geoffrey Were

Used 2+ times

FREE Resource

9 Slides • 0 Questions

1

Wala: Counting on and back to add or subtract.

L.O: Adding and subtracting using different strategies.

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2

Starter ( work in pairs )

Investigate this task.

3

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4

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5

Relevance of addition and subtraction

Shopping.

Going shopping means that you are going to spend some money. Whether you are the customer or the shop owner, you need to use addition to get to the right amount that needs to be paid. All of us need to buy something at some point.

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6

Relevance of addition and subtraction

Arithmetic

During your entire life you will add something, whether it is glasses to pour a cold drink. Cups to make coffee or tea, or plates to serve lunch or supper. But add you will add.

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7

Relevance of addition and subtraction

Birthdays, calendars, and events.

What about your birthday? Have you ever thought about the importance of that? Your birthday consists of numbers, and every year you add one. We don't even realize how important adding is in our lives, but without the ability to add you will miss out on some very important events.

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8

Activity.

Group 1

Has ksh 200 and want to buy 1 ex. book at ksh 70 and 2 pencils at ksh 20 each. Find total and change.

Group 2

Has ksh 500 and want to buy 2 water bottles at ksh 160 each and 1 set at ksh 100.

Group 3

Has ksh 1000 and want to buy 1 text book at ksh 320, 1 ruler at ksh 70 and 2 sets at ksh 100 each.

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9

Plenary.

Explain homework.

NIM page 42 and 43

Bronze - pg 42 No 1 a-c, pg 43 No 1 a-c

Silver - pg 42 No 2 1-c, pg 43 No 2 a-c

Gold - pg 42 No 3 a-c, pag 43 No 3 a-c

Wala: Counting on and back to add or subtract.

L.O: Adding and subtracting using different strategies.

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