ALOHA BANGLADESH

Lesson
Materials

SPEED TEST

Within 1-minute students will write the + 5 Combination as many times as they can.

EXAMPLE (FINGERS)

4 + 2 + 2

Step 1 To add 4, open 4 fingers of unit hand

Step 2 To add 2, need to open Thumb (5) and close little, ring & middle finger. You have now 6 in your hand. [Combination applied +2 = +5 – 3]

Step 3 To add 2, open middle & ring finger of unit hand

Answer is 8.

4 + 1 – 5

Step 1 To add 4, open 4 fingers of unit hand

Step 2 To add 1, need to open Thumb (5) and close 4 fingers of unit hand. You have now 5 in your hand. [Combination applied +1 = +5 – 4]

Step 3 To subtract 5, close thumb (5) of unit hand.

Answer is 0.

EXAMPLE (ABACUS)

3 + 2 + 3

Step 1 To add 3, move up 3 beads from lower deck of unit column

Step 2 To add 2, move down 5 from upper deck and move down 3 beads from lower deck. You have now 5. [Combination applied +2 = +5 – 3]

Step 3 To add 3, move up 3 beads from lower deck of unit column.

Answer is 8

4 + 1 + 1

Step 1 To add 4, move up 4 beads from lower deck of unit column

Step 2 To add 1, move down 5 from upper deck and move down 4 beads from lower deck. You have now 5. [Combination applied +1 = +5 – 4]

Step 3 To add 1, move up 1 bead from lower deck of unit column.

Answer is 6.

CLASS WORK 1A

Now you are ready to do sums from your book.

4.1 & 4.2 try to finish this portion within 25 min.

4.3 & 4.4 try to finish this portion within 25 min.

BEADS DRAW

How to draw 41

Step 1 Draw an answer line with a straight horizontal line

Step 2 Draw unit column

Step 3 Draw tens column

Step 4 Draw four circles on tens column and one circle on the unit column touching the answer line

In this way guide your child to draw 41 to 60.

ORAL CALCULATION

Oral calculation is very important for increasing concentration and hearing skill. For oral sums parents will use Hearing Exercise Book. In this week students will use their fingering and abacus to do calculation and write the answers in Exercise 1 to 4 of week 4.

HOME WORK 1 B.2

The home work will be 1B.2 page 3 & 4

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