Year 3 Maths 13.1.21

LO: Multiply two digits by13.1.21 one digit with exchanging Partition the two digit number into tens and ones Multiply the ones by the one digit number, do you need to exchange?

Multiply the tens by the one digit number, use your knowledge of related number facts to help you Recombine the two totals to find the answer

Warm up Let’s count in tens to 200 and back again!

10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200

Warm up

Base Ten

4 3 12 exchange

90 + 2 = 92

Partitioning

You try

LO: Multiply two digits by 13.1.21 one digit with exchanging Partition the two digit number into tens and ones Multiply the ones by the one digit number, do you need to exchange?

Multiply the tens by the one digit number, use your knowledge of related number facts to help you Recombine the two totals to find the answer

Work 1 1.

2.

3.

Work 2 1.

2.

2.

Work 3 1.

2.

3.

Work 4 – 10 x tables 2.

10 20 30 40 50 60 70 80 90 100 110 120

2.

3.

Work 1 ANSWERS 1.

2.

3.

Work 2 ANSWERS 1.

2.

3.

Work 3 ANSWERS 1.

2 x 46 = 92 4 x 62 = 248 6 x 42 = 252

2.

6 252 92

2 x 64 = 128 4 x 26 = 104 6 x 24 = 144

1.

3.

Work 4 ANSWERS 1.

2.

3.