Remember to: Addition Step 25 - Big Maths · Remember to: • partition the numbers • write out...

Remember to:

• partition the numbers

• write out the two new questions

• add the tens

• add the ones

• add the tens answer to the ones answer

Addition Step 25

56+8787

780

Remember to:

• partition the numbers

• write out the two new questions

• add the tens

• add the ones

• add the tens answer to the ones answer

Addition Step 25

Remember to:

• partition the numbers

• write out the two new questions

• add the tens

• add the ones

• add the tens answer to the ones answer

56+8750+80 6+7

Addition Step 25

Remember to:

• partition the numbers

• write out the two new questions

• add the tens

• add the ones

• add the tens answer to the ones answer

56+8750+80 6+7

130

Addition Step 25

Remember to:

• partition the numbers

• write out the two new questions

• add the tens

• add the ones

• add the tens answer to the ones answer

56+8750+80 6+7

130 13

Addition Step 25

Remember to:

• partition the numbers

• write out the two new questions

• add the tens

• add the ones

• add the tens answer to the ones answer

56+8750+80 6+7

143130 13

F A B Addition Step 25

Addition Step 25

Let’s practice!

Five questions

Get your whiteboards ready!!

Remember to:

• partition the numbers

• write out the two new questions

• add the tens

• add the ones

• add the tens answer to the ones answer

60+40 8+5

68 + 45 ?

Question 1

How do you know?

F A B Addition Step 25

Remember to:

• partition the numbers

• write out the two new questions

• add the tens

• add the ones

• add the tens answer to the ones answer

Question 1

100 13

68 + 45 ?

113

How do you know?

Addition Step 25F A B

86 + 78 ?

164

Remember to:

• partition the numbers

• write out the two new questions

• add the tens

• add the ones

• add the tens answer to the ones answer

ExampleAddition Step 25

Brain only!

F A B

85 + 59 ?144

Addition Step 25Question 3

How do you know?

F A B