arithmetic (1 star) year 4 week 3 · week 3- day 3. week 3- day 3 (answers) a) 110 b) 98 c) 12 d) 7...

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Year 4 Week 3 Arithmetic (1 Star)

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Page 1: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Year 4 Week 3

Arithmetic (1 Star)

Page 2: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Possible methods to use:

Multiplication Division

Example: 35 x 7

You can draw or use counters to help show your working.

Bar model:

Draw an array: Divide objects or dots between equal groups.Example: 14 ÷ 3

Page 3: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

✓ Try mentally first

✓✓ Try a written method

Week 3- Day 1

A. 2 x 4 =

C. 6 5 ÷ 5 =

B. 7 + 4 + 3 =

D. 3 4 + 4 5 =

Page 4: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Week 3 - Day 1

E. 36 ÷ 4 =

G. 4 x 1 3 =

F. 27 ÷ 9 =

H. 8 x 12 =

Page 5: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Week 3 - Day 1

1) 2)

Page 6: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Week 3 - Day 1

(ANSWERS)

A) 5B) 4 C) 18D) 72E) 9F) 3G) 52H) 96

1) 72) 22 or 11 (depending on 2 or 4 legs)

Page 7: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Week 3 Day 2

Page 8: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

✓ Try mentally first

✓✓ Try a written method

Week 3- Day 2

A. 5 + 8 + 2 =

C. 2 3 + ? = 5 6

B. 5 6 ÷ 4 =

D. 5 4 3 x 1=

Page 9: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Week 3- Day 2

E. 1 2 x 3 =

G. 28 ÷ 4 =

F. 5 x 14 =

H. 32 ÷ 8 =

Page 10: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

1)

Week 3- Day 2

Page 11: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Week 3- Day 2

(ANSWERS)

A) 6B) 48C) 104D) 5 E) 36F) 70G) 7H) 4

1) 24, 10, 240

Page 12: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Week 3 Day 3

Page 13: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

✓ Try mentally first

✓✓ Try a written method

Week 3- Day 3

A. 3 x 4 =

C. 87 – 24 =

B. 8 + 4 + 5 =

D. 4 5 + 8 =

Page 14: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Week 3- Day 3

F. 44 = _ x 4

H. 32 ÷ 5 =

E. 14 x _ = 28

G. 2 x 36 =

Page 15: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

1) Find the incorrect number in these sequences and replace them with the correct numbers.

Week 3- Day 3

Page 16: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Week 3- Day 3

(ANSWERS)

A) 110B) 98C) 12D) 7 r1 E) 2F) 72G) 11H) 6 r2

1) A = 14 changed to 16 B = 46 changed to 48C = 16 changed to 15

Page 17: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Week 3 Day 4

Page 18: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

✓ Try mentally first

✓ ✓ Try a written method

Week 3 - Day 4

A. ? x 4 = 2 0

C. 4 + 8 + 4 =

B. 67 + 5 =

D. 4 8 ÷ 3 =

Page 19: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Week 3- Day 4

E. _ x 6 = 2 4

G. 61 ÷ 2 =

F. 5 4 x _ = 1 0 8

H. 16 ÷ _ = 2

Page 20: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Complete the facts about these arrays.

1) 2)

Week 3- Day 4

Page 21: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Week 3- Day 4

(ANSWERS)

A) 90B) 120C) 22D) 9E) 4F) 2G) 30 r1H) 8

1) 8, 6, 48, 62) 4, 6, 24, 6

Page 22: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Week 3 Day 5

Page 23: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

✓ Try mentally first

✓✓ Try a written method

Week 3- Day 5

A. 6 x 4 =

C. 12 ÷ 4 =

B. 6 4 – ? = 8

D. 4 3 + 3 4 =

Page 24: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Week 3- Day 5

H. 34 ÷ _ = 2G. _ = 4 x 14

F. 25 x 3 = E. 1 1 0 ÷ _ = 55

Page 25: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

1) You could use the array method to help you find out how many apples are left over.

Week 3- Day 5

Page 26: Arithmetic (1 Star) Year 4 Week 3 · Week 3- Day 3. Week 3- Day 3 (ANSWERS) A) 110 B) 98 C) 12 D) 7 r1 E) 2 F) 72 G) 11 H) 6 r2 1) A = 14 changed to 16 B = 46 changed to 48 C = 16

Week 3- Day 5

(ANSWERS)

A) 8B) 98C) 2D) 62E) 2F) 75G) 56H) 17

1) 3