Tredyffrin/Easttown School District / Overview



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6-1: Multiplying Multiples of 10

Solve the following problems

| 40 | 50 | 80 | 70 | 40 |

|X 30 |X 60 |X 30 |X 70 |X 60 |

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| 400 | 500 | 800 | 700 | 400 |

|X 30 |X 60 |X 30 |X 70 |X 60 |

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| 400 | 500 | 800 | 700 | 400 |

|X 300 |X 600 |X 300 |X 700 |X 600 |

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| 16 | 12 | 08 | 76 | 46 |

|X 30 |X 70 |X 70 |X 60 |X 60 |

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| 472 | 460 | 4,322 | 848 | 5,672 |

|X 60 |X 70 |X 20 |X 90 |X 40 |

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Finished early?

John has sons.

His eldest son is four years older than his second son.

The second son is four years older than the youngest son.

The youngest son is exactly half the age of the eldest.

Question: What are the sons' ages?

6-1: Multiplying Multiples of 10- Seatwork

Solve the following problems

| 40 | 50 | 80 | 70 | 40 |

|X 30 |X 60 |X 30 |X 70 |X 60 |

| | | | | |

| | | | | |

| 400 | 500 | 800 | 700 | 400 |

|X 30 |X 60 |X 30 |X 70 |X 60 |

| | | | | |

| | | | | |

| 400 | 500 | 800 | 700 | 400 |

|X 300 |X 600 |X 300 |X 700 |X 600 |

| | | | | |

| | | | | |

| 16 | 12 | 08 | 76 | 46 |

|X 30 |X 70 |X 70 |X 60 |X 60 |

| | | | | |

| | | | | |

| 472 | 460 | 4,322 | 848 | 5,672 |

|X 60 |X 70 |X 20 |X 90 |X 40 |

| | | | | |

| | | | | |

Finished early?

John has sons.

His eldest son is four years older than his second son.

The second son is four years older than the youngest son.

The youngest son is exactly half the age of the eldest.

Question: What are the sons' ages?

1

6-1: Multiplying Multiples of 10- Homework

Why was the zoo worker fired for feeding the monkeys?

Do each exercise and find your answer in the set of boxes at the bottom. Write the letter of the exercise in the box containing the answer.

| |Space) |M) |Space) |D) |

| |40 |90 |80 |50 |

| |X 70 |X 60 |X 80 |X 10 |

|E) |H) |O) | N) |S) |

|300 |400 |900 |800 |500 |

|X 20 |X 70 |X 60 |X 80 |X 10 |

| | | | | |

|L) |Space) | H) | F) | i) |

|300 |400 |900 |800 |500 |

|X 200 |X 700 |X 600 |X 800 |X 100 |

| | | | | |

|E) |Space) |T) |T) | Space) |

|36 |45 |92 |84 |57 |

|X 20 |X 70 |X 60 |X 80 |X 10 |

| | | | | |

|E) |T) |O) |E) |H) |

|381 |550 |3,211 |959 |6,781 |

|X 80 |X 70 |X 20 |X 90 |X 40 |

| | | | | |

|28000 |86310 |

| | |

|d.    770 × 33 |f.  88 × 99 |

|≈ ____ × ___ = ____ |≈ ____ × ___ = ____ |

|j.     486 × 21 |l.   209 × 27 |

|≈ ____ × ___ = ____ |≈ ____ × ___ = ____ |

6-2: Estimating Products: Homework

Estimate the following problems. The first two have been started for you.

| | |4 |1 |5 |≈ | |4 |0 |

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|$ 1.26 |$ 2.30 |$ 3.96 |$ 4.68 |$ 4.21 |

|X 40 |X 14 |X 18 |X 14 |X 33 |

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|$ 5.54 |$ 2.28 |$ 3.37 |$ 4.82 |$ 2.95 |

|X 26 |X 67 |X 34 |X 42 |X 18 |

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Kelly earns $8.19 per hour working. If she works for 74 hours, how much money will Kelly earn?

One banana costs $3.91. How much do 63 bananas cost?

Lesson 6-8: Multiplying Money : Homework

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|$ 4.43 |$ 1.19 |$ 2.26 |$ 3.91 |$ 6.35 |

|X 15 |X 56 |X 23 |X 31 |X 18 |

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|$ 5.50 |$ 3.48 |$ 2.10 |$ 7.14 |$ 3.33 |

|X 25 |X 42 |X 76 |X 59 |X 44 |

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|$ 2.86 |$ 3.75 |$ 5.23 |$ 6.09 |$ 4.95 |

|X 62 |X 29 |X 37 |X 51 |X 16 |

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Jose earns $35.15 per hour working. If he works for 87 hours, how much money will Jose earn?

One eraser costs $2.88. How much do 32 erasers cost?

6-8a: Multiplying Decimals: Seatwork

To multiply decimal numbers:

1. Multiply the numbers just as if they were whole numbers.

• Line up the numbers on the right - do not align the decimal points.

• Starting on the right, multiply each digit in the top number by each digit in the bottom number, just as with whole numbers.

• Add the products.

1. Place the decimal point in the answer by starting at the right and moving a number of places equal to the sum of the decimal places in both numbers multiplied.

2.

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6-4: Make an Organized List: Homework

Solve the following problems by making an organized list

1) Elena has a blue hat, a straw hat, a pink hat, and a flowered hat. She wears her

hats with either a denim jacket or a black jacket.

Make an organized list to find all the combinations of a jacket and a hat that

Elena can wear.

2) Krissy bought a red sweater, a blue sweater, a green sweater, and a striped sweater. She

also bought a pair of jeans and a pair of tan pants. How many outfits can she make?

3) Keiko bought red shorts, blue shorts, green shorts, and striped shorts. She also bought a white shirt and a checkered shirt. How many outfits can she make?

4) Ettalene, Joan, Rita and Tyra are in a race. In how many different orders can they come in

1st, 2nd, 3rd, and 4th?

5) If you toss a penny three times, in how many different orders could heads and tails turn up?

6) Susan bought 2 skirts, 4 blouses, and 2 sweaters to wear as different outfits. How many different combinations can she make that include a skirt, a blouse, and a sweater?

6-4: Make an Organized List: Homework

Solve the following problems by making an organized list

1) Elena has a blue hat, a straw hat, a pink hat, and a flowered hat. She wears her

hats with either a denim jacket or a black jacket.

Make an organized list to find all the combinations of a jacket and a hat that

Elena can wear.

2) Krissy bought a red sweater, a blue sweater, a green sweater, and a striped sweater. She

also bought a pair of jeans and a pair of tan pants. How many outfits can she make?

3) Keiko bought red shorts, blue shorts, green shorts, and striped shorts. She also bought a white shirt and a checkered shirt. How many outfits can she make?

4) Ettalene, Joan, Rita and Tyra are in a race. In how many different orders can they come in

1st, 2nd, 3rd, and 4th?

5) If you toss a penny three times, in how many different orders could heads and tails turn up?

6) Susan bought 2 skirts, 4 blouses, and 2 sweaters to wear as different outfits. How many different combinations can she make that include a skirt, a blouse, and a sweater?

6-4: Make an Organized List: Homework

Solve the following problems by making an organized list

1) Elena has a blue hat, a straw hat, a pink hat, and a flowered hat. She wears her

hats with either a denim jacket or a black jacket.

Make an organized list to find all the combinations of a jacket and a hat that

Elena can wear.

2) Krissy bought a red sweater, a blue sweater, a green sweater, and a striped sweater. She

also bought a pair of jeans and a pair of tan pants. How many outfits can she make?

3) Keiko bought red shorts, blue shorts, green shorts, and striped shorts. She also bought a white shirt and a checkered shirt. How many outfits can she make?

4) Ettalene, Joan, Rita and Tyra are in a race. In how many different orders can they come in

1st, 2nd, 3rd, and 4th?

5) If you toss a penny three times, in how many different orders could heads and tails turn up?

6) Susan bought 2 skirts, 4 blouses, and 2 sweaters to wear as different outfits. How many different combinations can she make that include a skirt, a blouse, and a sweater?

6-4: Make an Organized List: Homework

Solve the following problems by making an organized list

1) Elena has a blue hat, a straw hat, a pink hat, and a flowered hat. She wears her

hats with either a denim jacket or a black jacket.

Make an organized list to find all the combinations of a jacket and a hat that

Elena can wear.

2) Krissy bought a red sweater, a blue sweater, a green sweater, and a striped sweater. She

also bought a pair of jeans and a pair of tan pants. How many outfits can she make?

3) Keiko bought red shorts, blue shorts, green shorts, and striped shorts. She also bought a white shirt and a checkered shirt. How many outfits can she make?

4) Ettalene, Joan, Rita and Tyra are in a race. In how many different orders can they come in

1st, 2nd, 3rd, and 4th?

5) If you toss a penny three times, in how many different orders could heads and tails turn up?

6) Susan bought 2 skirts, 4 blouses, and 2 sweaters to wear as different outfits. How many different combinations can she make that include a skirt, a blouse, and a sweater?

6-4: Make an Organized List: Homework

Solve the following problems by making an organized list

1) Elena has a blue hat, a straw hat, a pink hat, and a flowered hat. She wears her

hats with either a denim jacket or a black jacket.

Make an organized list to find all the combinations of a jacket and a hat that

Elena can wear.

2) Krissy bought a red sweater, a blue sweater, a green sweater, and a striped sweater. She

also bought a pair of jeans and a pair of tan pants. How many outfits can she make?

3) Keiko bought red shorts, blue shorts, green shorts, and striped shorts. She also bought a white shirt and a checkered shirt. How many outfits can she make?

4) Ettalene, Joan, Rita and Tyra are in a race. In how many different orders can they come in

1st, 2nd, 3rd, and 4th?

5) If you toss a penny three times, in how many different orders could heads and tails turn up?

6) Susan bought 2 skirts, 4 blouses, and 2 sweaters to wear as different outfits. How many different combinations can she make that include a skirt, a blouse, and a sweater?

6-4: Make an Organized List: Homework

Solve the following problems by making an organized list

1) Elena has a blue hat, a straw hat, a pink hat, and a flowered hat. She wears her

hats with either a denim jacket or a black jacket.

Make an organized list to find all the combinations of a jacket and a hat that

Elena can wear.

2) Krissy bought a red sweater, a blue sweater, a green sweater, and a striped sweater. She

also bought a pair of jeans and a pair of tan pants. How many outfits can she make?

3) Keiko bought red shorts, blue shorts, green shorts, and striped shorts. She also bought a white shirt and a checkered shirt. How many outfits can she make?

4) Ettalene, Joan, Rita and Tyra are in a race. In how many different orders can they come in

1st, 2nd, 3rd, and 4th?

5) If you toss a penny three times, in how many different orders could heads and tails turn up?

6) Susan bought 2 skirts, 4 blouses, and 2 sweaters to wear as different outfits. How many different combinations can she make that include a skirt, a blouse, and a sweater?

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