M Write down all factors of 20 Write down the first 5 multiples of 6 MIXED STARTER Write down all factors of 20 Write down the first 5 multiples of 6 Write down the factors of 30 which are prime Which of the values below are not multiples of 6? 54 62 72 84 I am thinking of a prime number. 35 and 14 are both multiples of my number. What is my number? A lesson to reinforce multiplication and introduce decimal multiplication How many factors of 90 are multiples of 6? What is the smallest number that has 4 different prime factors? LO: To perform decimal multiplications

Multiplying Decimals 06/04/2019 Core: will be able to use basic written methods to multiply numbers and decimals by the powers of 10. Challenge: will be able to multiply decimals. Aspire: to solve wordy problems using written methods Vivo Star: Display a high level conceptual understanding of place value Keywords: base, place value, units and powers of 10 A lesson to reinforce multiplication and introduce decimal multiplication LO: To perform decimal multiplications

Long Multiplication A 284×32= 375×65= 11 1 2 = x 100 x 10 x 1 X 0.1 H S ACQUIRE FLUENCY Use any preferred method (but preferably long multiplication!) to multiply the following numbers. 284×32= 375×65= 11 1 2 = Complete the table below A lesson to reinforce multiplication and introduce decimal multiplication x 100 x 10 x 1 X 0.1 x 0.2 2 5.2 3.23 LO: To perform decimal multiplications

Long Multiplication A 284×32=𝟗𝟎𝟖𝟖 375×65=𝟐𝟒𝟑𝟕𝟓 11 1 2 =𝟏𝟐𝟑𝟐𝟏 x 100 H S ACQUIRE FLUENCY Use any preferred method (but preferably long multiplication!) to multiply the following numbers. 284×32=𝟗𝟎𝟖𝟖 375×65=𝟐𝟒𝟑𝟕𝟓 11 1 2 =𝟏𝟐𝟑𝟐𝟏 Complete the table below A lesson to reinforce multiplication and introduce decimal multiplication x 100 x 10 x 1 X 0.1 x 0.2 2 200 20 0.2 0.4 5.2 520 52 0.52 1.04 3.23 323 32.3 0.323 0.646 LO: To perform decimal multiplications

3.2×0.04 32×4=128 3.2×0.04=0.128 Multiplying Decimals T H S TALK ABOUT IT 3.2×0.04 32×4=128 First ignore decimal points and multiply as whole numbers. 3.2×0.04=0.128 A lesson to reinforce multiplication and introduce decimal multiplication Correct by counting total number of decimal place jumps. LO: To perform decimal multiplications

84.1×0.05 841×5=4205 84.1×0.05=4.205 Further Example T S TALK ABOUT IT 84.1×0.05 841×5=4205 84.1×0.05=4.205 A lesson to reinforce multiplication and introduce decimal multiplication LO: To perform decimal multiplications

Practice makes perfect  H HAVE A GO (1) 15 x 15 (2) 25 x 25 (3) 35 x 35 (4) 45 x 45 (5) 75 x 3 x 25 (6) 1.5 x 1.5 (7) 2.5 x 2.5 (8) 0.35 x 0.35 (9) 4.5 x 0.45 (10) 7.5 x 0.3 x 0.25 A lesson to reinforce multiplication and introduce decimal multiplication If school lunches cost £4.50 a day how much does it cost for 5 days of meals? I earn £6.25 an hour for a part time job how much do I earn in 5 days if I work 8 hours a day Each bag of sweets weighs 2.8kg and I have three and a half bags. What is the total weight? My garden is 8.12m long and 6.15m wide. What is the Area of my garden? LO: To perform decimal multiplications

Practice makes perfect  H HAVE A GO (1) 225 (2) 625 (3) 1225 (4) 2025 (5) 5625 (6) 2.25 (7) 6.25 (8) 0.1225 (9) 2.025 (10) 0.5625 A lesson to reinforce multiplication and introduce decimal multiplication If school lunches cost £4.50 a day how much does it cost for 5 days of meals? £22.50 I earn £6.25 an hour for a part time job how much do I earn in 5 days if I work 8 hours a day £250 Each bag of sweets weighs 2.8kg and I have three and a half bags. What is the total weight? 9.8kg My garden is 8.12m long and 6.15m wide. What is the Area of my garden? 49.938 metres squared LO: To perform decimal multiplications

Connect 3 S 17.4 x 0.1 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = M A T H S SUM IT UP Which is the correct answer. Find the correct answer to the question below in the table. The first team to get 3 right in a row wins 17.4 x 0.1 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = (3) 4.71 = (10) 0.07 = (4) 0.007 = (11) 7.41 = (5) 7.4 = (12) 7.14 = (6) 0.714 = (13) 0.7 = (7) 0.471 = (14) 0.174 = A lesson to reinforce multiplication and introduce decimal multiplication LO: To perform decimal multiplications

Connect 3 S 0.07 x 0.1 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = M A T H S SUM IT UP Which is the correct answer. Find the correct answer to the question below in the table. The first team to get 3 right in a row wins 0.07 x 0.1 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = (3) 4.71 = (10) 0.07 = (4) 0.007 = (11) 7.41 = (5) 7.4 = (12) 7.14 = (6) 0.714 = (13) 0.7 = (7) 0.471 = (14) 0.174 = A lesson to reinforce multiplication and introduce decimal multiplication LO: To perform decimal multiplications

Connect 3 S 0.7 x 0.1 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = (3) M A T H S SUM IT UP Which is the correct answer. Find the correct answer to the question below in the table. The first team to get 3 right in a row wins 0.7 x 0.1 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = (3) 4.71 = (10) 0.07 = (4) 0.007 = (11) 7.41 = (5) 7.4 = (12) 7.14 = (6) 0.714 = (13) 0.7 = (7) 0.471 = (14) 0.174 = A lesson to reinforce multiplication and introduce decimal multiplication LO: To perform decimal multiplications

Connect 3 S 47.1 x 0.01 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = M A T H S SUM IT UP Which is the correct answer. Find the correct answer to the question below in the table. The first team to get 3 right in a row wins 47.1 x 0.01 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = (3) 4.71 = (10) 0.07 = (4) 0.007 = (11) 7.41 = (5) 7.4 = (12) 7.14 = (6) 0.714 = (13) 0.7 = (7) 0.471 = (14) 0.174 = A lesson to reinforce multiplication and introduce decimal multiplication LO: To perform decimal multiplications

A lesson to reinforce basic place value Connect 3 M A T H S SUM IT UP Which is the correct answer. Find the correct answer to the question below in the table. The first team to get 3 right in a row wins 7.4 x 0.1 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = (3) 4.71 = (10) 0.07 = (4) 0.007 = (11) 7.41 = (5) 7.4 = (12) 7.14 = (6) 0.714 = (13) 0.7 = (7) 0.471 = (14) 0.174 = A lesson to reinforce multiplication and introduce decimal multiplication A lesson to reinforce basic place value LO: To multiply and divide by the powers of 10 LO: To perform decimal multiplications

A lesson to reinforce basic place value Connect 3 M A T H S SUM IT UP Which is the correct answer. Find the correct answer to the question below in the table. The first team to get 3 right in a row wins 174 x 0.1 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = (3) 4.71 = (10) 0.07 = (4) 0.007 = (11) 7.41 = (5) 7.4 = (12) 7.14 = (6) 0.714 = (13) 0.7 = (7) 0.471 = (14) 0.174 = A lesson to reinforce multiplication and introduce decimal multiplication A lesson to reinforce basic place value LO: To multiply and divide by the powers of 10 LO: To perform decimal multiplications

A lesson to reinforce basic place value Connect 3 M A T H S SUM IT UP Which is the correct answer. Find the correct answer to the question below in the table. The first team to get 3 right in a row wins 71.4 x 0.01 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = (3) 4.71 = (10) 0.07 = (4) 0.007 = (11) 7.41 = (5) 7.4 = (12) 7.14 = (6) 0.714 = (13) 0.7 = (7) 0.471 = (14) 0.174 = A lesson to reinforce multiplication and introduce decimal multiplication A lesson to reinforce basic place value LO: To multiply and divide by the powers of 10 LO: To perform decimal multiplications

A lesson to reinforce basic place value Connect 3 M A T H S SUM IT UP Which is the correct answer. Find the correct answer to the question below in the table. The first team to get 3 right in a row wins 74 x 0.1 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = (3) 4.71 = (10) 0.07 = (4) 0.007 = (11) 7.41 = (5) 7.4 = (12) 7.14 = (6) 0.714 = (13) 0.7 = (7) 0.471 = (14) 0.174 = A lesson to reinforce multiplication and introduce decimal multiplication A lesson to reinforce basic place value LO: To multiply and divide by the powers of 10 LO: To perform decimal multiplications

A lesson to reinforce basic place value Connect 3 M A T H S SUM IT UP Which is the correct answer. Find the correct answer to the question below in the table. The first team to get 3 right in a row wins 7 x 0.1 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = (3) 4.71 = (10) 0.07 = (4) 0.007 = (11) 7.41 = (5) 7.4 = (12) 7.14 = (6) 0.714 = (13) 0.7 = (7) 0.471 = (14) 0.174 = A lesson to reinforce multiplication and introduce decimal multiplication A lesson to reinforce basic place value LO: To multiply and divide by the powers of 10 LO: To perform decimal multiplications

A lesson to reinforce basic place value Connect 3 M A T H S SUM IT UP Which is the correct answer. Find the correct answer to the question below in the table. The first team to get 3 right in a row wins 7.4 x 0.01 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = (3) 4.71 = (10) 0.07 = (4) 0.007 = (11) 7.41 = (5) 7.4 = (12) 7.14 = (6) 0.714 = (13) 0.7 = (7) 0.471 = (14) 0.174 = A lesson to reinforce multiplication and introduce decimal multiplication A lesson to reinforce basic place value LO: To multiply and divide by the powers of 10 LO: To perform decimal multiplications

A lesson to reinforce basic place value Connect 3 M A T H S SUM IT UP Which is the correct answer. Find the correct answer to the question below in the table. The first team to get 3 right in a row wins 74.1 x 0.1 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = (3) 4.71 = (10) 0.07 = (4) 0.007 = (11) 7.41 = (5) 7.4 = (12) 7.14 = (6) 0.714 = (13) 0.7 = (7) 0.471 = (14) 0.174 = A lesson to reinforce multiplication and introduce decimal multiplication A lesson to reinforce basic place value LO: To multiply and divide by the powers of 10 LO: To perform decimal multiplications

A lesson to reinforce basic place value Connect 3 M A T H S SUM IT UP Which is the correct answer. Find the correct answer to the question below in the table. The first team to get 3 right in a row wins 71.4 x 0.1 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = (3) 4.71 = (10) 0.07 = (4) 0.007 = (11) 7.41 = (5) 7.4 = (12) 7.14 = (6) 0.714 = (13) 0.7 = (7) 0.471 = (14) 0.174 = A lesson to reinforce multiplication and introduce decimal multiplication A lesson to reinforce basic place value LO: To multiply and divide by the powers of 10 LO: To perform decimal multiplications

A lesson to reinforce basic place value Connect 3 M A T H S SUM IT UP Which is the correct answer. Find the correct answer to the question below in the table. The first team to get 3 right in a row wins 471 x 0.01 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = (3) 4.71 = (10) 0.07 = (4) 0.007 = (11) 7.41 = (5) 7.4 = (12) 7.14 = (6) 0.714 = (13) 0.7 = (7) 0.471 = (14) 0.174 = A lesson to reinforce multiplication and introduce decimal multiplication A lesson to reinforce basic place value LO: To multiply and divide by the powers of 10 LO: To perform decimal multiplications

A lesson to reinforce basic place value Connect 3 M A T H S SUM IT UP Which is the correct answer. Find the correct answer to the question below in the table. The first team to get 3 right in a row wins 17.4 x 0.01 (1) 1.74 = (8) 17.4 = (2) 0.74 = (9) 0.074 = (3) 4.71 = (10) 0.07 = (4) 0.007 = (11) 7.41 = (5) 7.4 = (12) 7.14 = (6) 0.714 = (13) 0.7 = (7) 0.471 = (14) 0.174 = A lesson to reinforce multiplication and introduce decimal multiplication A lesson to reinforce basic place value LO: To multiply and divide by the powers of 10 LO: To perform decimal multiplications