Math Grade 4 L13

  • Презентации учебные
  • pptx
  • 01.12.2022
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Addition Houses, Roman numerals, spatial thinking, Add and Check Compare numbers.
Иконка файла материала M_G4.13.pptx

1

House

From the front, the house looks like the picture on the right. Opposite side of house has a door and two windows. What does it look like from behind?

A

B

C

E

F

2

The greater

Kenga made up five addition examples. What is the greater amount?
(А)2+0+1+7 (B)2+0+17 (C)20+17 (D)20 + 1+7 (E)201+7

3

The greater

What picture will we see if we roll the top coin without sliding along the edge of the bottom one to the position marked by the dotted line?

A

B

C

E

F

4

Roman

Christi is beginning Chapter XIX in her book. On Monday she was beginning Chapter XV. How many chapters has she read since Monday?

J. Michael is beginning Chapter XIV in his book. On Wednesday he was beginning Chapter IX. How many chapters has he read since Wednesday?

5

Roman

The clock in a tower has Roman numerals on its face.
The long hand is at XII, and the short hand is at VI.
What time is it?

The long hand on the clock in the tower is now at X.
The short hand is at VI.
What time is it?

6

Add and Check

631 +185

165 +171

Check

Check

Check

222 +345

Addends and the sum?
Minuend, subtrahend and difference?

7

Cards

7×⬜=21

⬜×3=24

⬜×3=30

6×⬜=18

5×3=⬜

⬜×3=9

9×⬜=⬜

8×3=⬜

⬜×3=12

10×⬜=30

8

Compare

123 ⬜ 132
1 023 ⬜ 1 320
LX ⬜ XL
IV ⬜ VI

How much greater is 547 than 249?

9

Multiply